{"version":"1.0.0","segments":[{"speaker":"Wojciech Wegrzynski","startTime":0.05,"endTime":1.04,"body":"Hello, and welcome to Fire"},{"speaker":"Wojciech Wegrzynski","startTime":1.04,"endTime":2.78,"body":"Science Show session 25."},{"speaker":"Wojciech Wegrzynski","startTime":2.81,"endTime":4.39,"body":"Nice to have you here again."},{"speaker":"Wojciech Wegrzynski","startTime":4.823,"endTime":8.748,"body":"When I've started this podcast,"},{"speaker":"Wojciech Wegrzynski","startTime":4.823,"endTime":8.748,"body":"I've set myself a goal to reach"},{"speaker":"Wojciech Wegrzynski","startTime":8.748,"endTime":10.458,"body":"episode 25 and see what happens."},{"speaker":"Wojciech Wegrzynski","startTime":10.458,"endTime":14.248,"body":"And, yeah, what's happened"},{"speaker":"Wojciech Wegrzynski","startTime":10.458,"endTime":14.248,"body":"is 10,000 downloads, a huge"},{"speaker":"Wojciech Wegrzynski","startTime":14.278,"endTime":17.068,"body":"feedback from all over the"},{"speaker":"Wojciech Wegrzynski","startTime":14.278,"endTime":17.068,"body":"world and a lot of happy"},{"speaker":"Wojciech Wegrzynski","startTime":17.068,"endTime":21.508,"body":"listeners and a growing audience"},{"speaker":"Wojciech Wegrzynski","startTime":17.068,"endTime":21.508,"body":"that seems very healthy."},{"speaker":"Wojciech Wegrzynski","startTime":21.631,"endTime":23.778,"body":"So, I guess there's"},{"speaker":"Wojciech Wegrzynski","startTime":21.631,"endTime":23.778,"body":"no other option, but"},{"speaker":"Wojciech Wegrzynski","startTime":23.778,"endTime":25.638,"body":"continue to go with this."},{"speaker":"Wojciech Wegrzynski","startTime":26.181,"endTime":29.468,"body":"I hope my today's episode"},{"speaker":"Wojciech Wegrzynski","startTime":26.181,"endTime":29.468,"body":"does not discourage you from"},{"speaker":"Wojciech Wegrzynski","startTime":29.468,"endTime":30.661,"body":"following the podcast because."},{"speaker":"Wojciech Wegrzynski","startTime":31.151,"endTime":35.268,"body":"today I have some real"},{"speaker":"Wojciech Wegrzynski","startTime":31.151,"endTime":35.268,"body":"fire science, without"},{"speaker":"Wojciech Wegrzynski","startTime":35.268,"endTime":36.438,"body":"taking hostages."},{"speaker":"Wojciech Wegrzynski","startTime":36.828,"endTime":39.738,"body":"We're going to talk about"},{"speaker":"Wojciech Wegrzynski","startTime":36.828,"endTime":39.738,"body":"some serious structural"},{"speaker":"Wojciech Wegrzynski","startTime":39.738,"endTime":42.995,"body":"fire engineering, but on"},{"speaker":"Wojciech Wegrzynski","startTime":39.738,"endTime":42.995,"body":"the topic that's, seems to"},{"speaker":"Wojciech Wegrzynski","startTime":42.995,"endTime":45.433,"body":"be the most interesting uh,"},{"speaker":"Wojciech Wegrzynski","startTime":42.995,"endTime":45.433,"body":"because it's structural fire"},{"speaker":"Wojciech Wegrzynski","startTime":45.433,"endTime":47.386,"body":"resistance of engineered timber"},{"speaker":"Wojciech Wegrzynski","startTime":47.569,"endTime":49.407,"body":"so, a word of warning.."},{"speaker":"Wojciech Wegrzynski","startTime":49.717,"endTime":52.397,"body":"If you're not structural"},{"speaker":"Wojciech Wegrzynski","startTime":49.717,"endTime":52.397,"body":"fire engineer, it's gonna"},{"speaker":"Wojciech Wegrzynski","startTime":52.397,"endTime":54.007,"body":"be probably a bit tough."},{"speaker":"Wojciech Wegrzynski","startTime":54.037,"endTime":57.28,"body":"And, I had the same it's,"},{"speaker":"Wojciech Wegrzynski","startTime":54.037,"endTime":57.28,"body":"some difficult concepts being"},{"speaker":"Wojciech Wegrzynski","startTime":57.34,"endTime":60.817,"body":"presented, but, precisely,"},{"speaker":"Wojciech Wegrzynski","startTime":57.34,"endTime":60.817,"body":"that was the point of making"},{"speaker":"Wojciech Wegrzynski","startTime":60.817,"endTime":63.807,"body":"these episodes, to show"},{"speaker":"Wojciech Wegrzynski","startTime":60.817,"endTime":63.807,"body":"you the complexity of the"},{"speaker":"Wojciech Wegrzynski","startTime":63.807,"endTime":68.407,"body":"problem to show you what"},{"speaker":"Wojciech Wegrzynski","startTime":63.807,"endTime":68.407,"body":"things go into engineering"},{"speaker":"Wojciech Wegrzynski","startTime":68.447,"endTime":70.245,"body":"a m as timber structure."},{"speaker":"Wojciech Wegrzynski","startTime":70.545,"endTime":72.755,"body":"So it's truly resists fire."},{"speaker":"Wojciech Wegrzynski","startTime":72.765,"endTime":77.962,"body":"So the next time you see a"},{"speaker":"Wojciech Wegrzynski","startTime":72.765,"endTime":77.962,"body":"stupid LinkedIn posts about a"},{"speaker":"Wojciech Wegrzynski","startTime":77.962,"endTime":81.728,"body":"wood being stronger than steel,"},{"speaker":"Wojciech Wegrzynski","startTime":77.962,"endTime":81.728,"body":"or the fact that, layer of"},{"speaker":"Wojciech Wegrzynski","startTime":81.728,"endTime":85.805,"body":"char is better at protecting"},{"speaker":"Wojciech Wegrzynski","startTime":81.728,"endTime":85.805,"body":"timber than, mineral wool or"},{"speaker":"Wojciech Wegrzynski","startTime":85.805,"endTime":89.428,"body":"something, you, you will know"},{"speaker":"Wojciech Wegrzynski","startTime":85.805,"endTime":89.428,"body":"how to react and you will know"},{"speaker":"Wojciech Wegrzynski","startTime":89.428,"endTime":90.942,"body":"that it's not a whole story."},{"speaker":"Wojciech Wegrzynski","startTime":90.942,"endTime":95.352,"body":"There's many more aspects"},{"speaker":"Wojciech Wegrzynski","startTime":90.942,"endTime":95.352,"body":"to this story that are very"},{"speaker":"Wojciech Wegrzynski","startTime":95.352,"endTime":99.485,"body":"important and that these details"},{"speaker":"Wojciech Wegrzynski","startTime":95.352,"endTime":99.485,"body":"may get true difference when"},{"speaker":"Wojciech Wegrzynski","startTime":99.485,"endTime":102.685,"body":"it comes to the structure,"},{"speaker":"Wojciech Wegrzynski","startTime":99.485,"endTime":102.685,"body":"sustaining a huge fire."},{"speaker":"Wojciech Wegrzynski","startTime":102.828,"endTime":105.303,"body":"This is also in a way a"},{"speaker":"Wojciech Wegrzynski","startTime":102.828,"endTime":105.303,"body":"follow up to episode with"},{"speaker":"Wojciech Wegrzynski","startTime":105.303,"endTime":109.963,"body":"Danny Hopkin, , who shown"},{"speaker":"Wojciech Wegrzynski","startTime":105.303,"endTime":109.963,"body":"us to the world of mass"},{"speaker":"Wojciech Wegrzynski","startTime":109.963,"endTime":111.523,"body":"timber and engineered timber."},{"speaker":"Wojciech Wegrzynski","startTime":111.883,"endTime":114.403,"body":"And we've talked a lot about"},{"speaker":"Wojciech Wegrzynski","startTime":111.883,"endTime":114.403,"body":"compartment fire dynamics"},{"speaker":"Wojciech Wegrzynski","startTime":114.403,"endTime":118.213,"body":"and overall aspects of why we"},{"speaker":"Wojciech Wegrzynski","startTime":114.403,"endTime":118.213,"body":"should build with timber and,"},{"speaker":"Wojciech Wegrzynski","startTime":118.215,"endTime":120.58,"body":"how to make timber fire safe."},{"speaker":"Wojciech Wegrzynski","startTime":121.04,"endTime":124.095,"body":"Today we go more into the"},{"speaker":"Wojciech Wegrzynski","startTime":121.04,"endTime":124.095,"body":"structural fire resistance"},{"speaker":"Wojciech Wegrzynski","startTime":124.145,"endTime":125.465,"body":"of the engineered timber."},{"speaker":"Wojciech Wegrzynski","startTime":125.585,"endTime":130.179,"body":"Today, we go a bit into the"},{"speaker":"Wojciech Wegrzynski","startTime":125.585,"endTime":130.179,"body":"chemistry of adhesives and,"},{"speaker":"Wojciech Wegrzynski","startTime":130.179,"endTime":133.305,"body":"yeah, I think you're gonna"},{"speaker":"Wojciech Wegrzynski","startTime":130.179,"endTime":133.305,"body":"like it a lot, even if you're"},{"speaker":"Wojciech Wegrzynski","startTime":133.305,"endTime":136.005,"body":"not a structural engineer,"},{"speaker":"Wojciech Wegrzynski","startTime":133.305,"endTime":136.005,"body":"I've certainly enjoyed it."},{"speaker":"Wojciech Wegrzynski","startTime":136.425,"endTime":139.688,"body":"My today's guest, has done"},{"speaker":"Wojciech Wegrzynski","startTime":136.425,"endTime":139.688,"body":"his PhD on the subject."},{"speaker":"Wojciech Wegrzynski","startTime":140.018,"endTime":143.588,"body":"He's burned a lot of timber"},{"speaker":"Wojciech Wegrzynski","startTime":140.018,"endTime":143.588,"body":"structures first at University"},{"speaker":"Wojciech Wegrzynski","startTime":143.588,"endTime":148.338,"body":"of Edinburgh now in the"},{"speaker":"Wojciech Wegrzynski","startTime":143.588,"endTime":148.338,"body":"University of Queensland and,"},{"speaker":"Wojciech Wegrzynski","startTime":148.338,"endTime":151.698,"body":"he's now involved in building"},{"speaker":"Wojciech Wegrzynski","startTime":148.338,"endTime":151.698,"body":"the national center for"},{"speaker":"Wojciech Wegrzynski","startTime":151.758,"endTime":155.988,"body":"timber durability and design"},{"speaker":"Wojciech Wegrzynski","startTime":151.758,"endTime":155.988,"body":"life in Australia, which is"},{"speaker":"Wojciech Wegrzynski","startTime":155.988,"endTime":157.248,"body":"super interesting project."},{"speaker":"Wojciech Wegrzynski","startTime":157.248,"endTime":160.298,"body":"And you're going to hear"},{"speaker":"Wojciech Wegrzynski","startTime":157.248,"endTime":160.298,"body":"a bit about that so, yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":160.328,"endTime":162.038,"body":"please help me welcoming Dr."},{"speaker":"Wojciech Wegrzynski","startTime":162.038,"endTime":166.148,"body":"Felix Wiesner from University"},{"speaker":"Wojciech Wegrzynski","startTime":162.038,"endTime":166.148,"body":"of Queensland and yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":166.148,"endTime":168.248,"body":"let's spend the intro and"},{"speaker":"Wojciech Wegrzynski","startTime":166.148,"endTime":168.248,"body":"jump into the episode."},{"speaker":"Wojciech Wegrzynski","startTime":191.553,"endTime":193.113,"body":"Hello and welcome to"},{"speaker":"Wojciech Wegrzynski","startTime":191.553,"endTime":193.113,"body":"Fire Science Show."},{"speaker":"Wojciech Wegrzynski","startTime":193.203,"endTime":197.053,"body":"Today, I'm with Felix Wiesner"},{"speaker":"Wojciech Wegrzynski","startTime":193.203,"endTime":197.053,"body":"from university of Queensland."},{"speaker":"Wojciech Wegrzynski","startTime":197.083,"endTime":197.683,"body":"Hi Felix."},{"speaker":"Felix Wiesner","startTime":198.183,"endTime":199.833,"body":"I thank"},{"speaker":"Felix Wiesner","startTime":198.183,"endTime":199.833,"body":"you for inviting me."},{"speaker":"Felix Wiesner","startTime":199.893,"endTime":200.763,"body":"Happy to be here."},{"speaker":"Wojciech Wegrzynski","startTime":201.006,"endTime":202.746,"body":"I'm"},{"speaker":"Wojciech Wegrzynski","startTime":201.006,"endTime":202.746,"body":"really happy to have you here."},{"speaker":"Wojciech Wegrzynski","startTime":202.796,"endTime":206.036,"body":"It seems saying you're"},{"speaker":"Wojciech Wegrzynski","startTime":202.796,"endTime":206.036,"body":"researching the subject that's"},{"speaker":"Wojciech Wegrzynski","startTime":206.161,"endTime":209.431,"body":"most interesting for my podcast"},{"speaker":"Wojciech Wegrzynski","startTime":206.161,"endTime":209.431,"body":"audience based on statistics."},{"speaker":"Wojciech Wegrzynski","startTime":209.941,"endTime":214.291,"body":"And that is a timber"},{"speaker":"Wojciech Wegrzynski","startTime":209.941,"endTime":214.291,"body":"in fire or structural"},{"speaker":"Wojciech Wegrzynski","startTime":214.321,"endTime":215.571,"body":"fire resistance of wood."},{"speaker":"Wojciech Wegrzynski","startTime":215.601,"endTime":218.421,"body":"As you know, some weeks"},{"speaker":"Wojciech Wegrzynski","startTime":215.601,"endTime":218.421,"body":"ago I had Danny Hopkin when"},{"speaker":"Wojciech Wegrzynski","startTime":218.421,"endTime":222.861,"body":"we've discussed a lot of"},{"speaker":"Wojciech Wegrzynski","startTime":218.421,"endTime":222.861,"body":"aspects of fire safety in"},{"speaker":"Wojciech Wegrzynski","startTime":222.871,"endTime":225.811,"body":"timber buildings, and how"},{"speaker":"Wojciech Wegrzynski","startTime":222.871,"endTime":225.811,"body":"this could be introduced."},{"speaker":"Wojciech Wegrzynski","startTime":226.261,"endTime":228.901,"body":"But I have so many more"},{"speaker":"Wojciech Wegrzynski","startTime":226.261,"endTime":228.901,"body":"questions, especially"},{"speaker":"Wojciech Wegrzynski","startTime":228.901,"endTime":229.711,"body":"to the structural side."},{"speaker":"Wojciech Wegrzynski","startTime":229.711,"endTime":232.901,"body":"So I'm really happy to have"},{"speaker":"Wojciech Wegrzynski","startTime":229.711,"endTime":232.901,"body":"you today to answer me all"},{"speaker":"Wojciech Wegrzynski","startTime":232.901,"endTime":234.521,"body":"of this pending issues."},{"speaker":"Wojciech Wegrzynski","startTime":235.721,"endTime":238.991,"body":"before we jump into the"},{"speaker":"Wojciech Wegrzynski","startTime":235.721,"endTime":238.991,"body":"structural fire resistance, I"},{"speaker":"Wojciech Wegrzynski","startTime":238.991,"endTime":240.701,"body":"have a cheesy question to ask."},{"speaker":"Wojciech Wegrzynski","startTime":241.511,"endTime":245.261,"body":"How sustainable is a building"},{"speaker":"Wojciech Wegrzynski","startTime":241.511,"endTime":245.261,"body":"that burned down completely?"},{"speaker":"Felix Wiesner","startTime":245.601,"endTime":247.169,"body":"Depends"},{"speaker":"Felix Wiesner","startTime":245.601,"endTime":247.169,"body":"when does it burn down?"},{"speaker":"Felix Wiesner","startTime":247.512,"endTime":251.372,"body":"If you say 40 years into its"},{"speaker":"Felix Wiesner","startTime":247.512,"endTime":251.372,"body":"design life you, probably"},{"speaker":"Felix Wiesner","startTime":251.372,"endTime":254.656,"body":"hit a point where you hit,"},{"speaker":"Felix Wiesner","startTime":251.372,"endTime":254.656,"body":"sustainability is zero and"},{"speaker":"Felix Wiesner","startTime":254.656,"endTime":256.726,"body":"from then you can only gain"},{"speaker":"Felix Wiesner","startTime":256.936,"endTime":259.189,"body":"onwards, but, one issue"},{"speaker":"Felix Wiesner","startTime":256.936,"endTime":259.189,"body":"with timber building"},{"speaker":"Felix Wiesner","startTime":259.189,"endTime":260.499,"body":"system, most of the"},{"speaker":"Felix Wiesner","startTime":260.499,"endTime":263.189,"body":"accidents we have seen happen"},{"speaker":"Felix Wiesner","startTime":260.499,"endTime":263.189,"body":"in the construction phase."},{"speaker":"Felix Wiesner","startTime":263.245,"endTime":266.979,"body":"Um, I think it was university"},{"speaker":"Felix Wiesner","startTime":263.245,"endTime":266.979,"body":"of Nottingham that built down"},{"speaker":"Felix Wiesner","startTime":266.979,"endTime":270.022,"body":"new, uh, chemistry building,"},{"speaker":"Felix Wiesner","startTime":266.979,"endTime":270.022,"body":"that had some big soft"},{"speaker":"Felix Wiesner","startTime":270.152,"endTime":271.522,"body":"stick frame and mass timber."},{"speaker":"Felix Wiesner","startTime":271.725,"endTime":274.485,"body":"And it burned down during"},{"speaker":"Felix Wiesner","startTime":271.725,"endTime":274.485,"body":"construction and it's still"},{"speaker":"Felix Wiesner","startTime":274.485,"endTime":276.705,"body":"one of sustainability of"},{"speaker":"Felix Wiesner","startTime":274.485,"endTime":276.705,"body":"what, when it was finished."},{"speaker":"Felix Wiesner","startTime":276.705,"endTime":279.285,"body":"So question that has maybe"},{"speaker":"Felix Wiesner","startTime":276.705,"endTime":279.285,"body":"how often can it burn down"},{"speaker":"Felix Wiesner","startTime":279.285,"endTime":280.455,"body":"and still be sustainable?"},{"speaker":"Wojciech Wegrzynski","startTime":281.134,"endTime":282.184,"body":"I've asked that because"},{"speaker":"Wojciech Wegrzynski","startTime":282.184,"endTime":284.934,"body":"timber is obviously the"},{"speaker":"Wojciech Wegrzynski","startTime":282.184,"endTime":284.934,"body":"technology marketed as"},{"speaker":"Wojciech Wegrzynski","startTime":284.934,"endTime":290.207,"body":"green, as sustainable as"},{"speaker":"Wojciech Wegrzynski","startTime":284.934,"endTime":290.207,"body":"friendly, planet friendly."},{"speaker":"Wojciech Wegrzynski","startTime":290.525,"endTime":294.185,"body":"Which obviously is true as,"},{"speaker":"Wojciech Wegrzynski","startTime":290.525,"endTime":294.185,"body":"as long as the building,"},{"speaker":"Wojciech Wegrzynski","startTime":294.185,"endTime":298.463,"body":"is built, completed,"},{"speaker":"Wojciech Wegrzynski","startTime":294.185,"endTime":298.463,"body":"sustains, its whole life."},{"speaker":"Wojciech Wegrzynski","startTime":298.493,"endTime":301.923,"body":"And, I think, with,"},{"speaker":"Wojciech Wegrzynski","startTime":298.493,"endTime":301.923,"body":"mass timber buildings or"},{"speaker":"Wojciech Wegrzynski","startTime":301.923,"endTime":305.253,"body":"engineered timber buildings,"},{"speaker":"Wojciech Wegrzynski","startTime":301.923,"endTime":305.253,"body":"not really questioning"},{"speaker":"Wojciech Wegrzynski","startTime":305.253,"endTime":306.813,"body":"the structure capability."},{"speaker":"Wojciech Wegrzynski","startTime":306.843,"endTime":309.117,"body":"Maybe we are in a bit,"},{"speaker":"Wojciech Wegrzynski","startTime":306.843,"endTime":309.117,"body":"but not very hardly."},{"speaker":"Wojciech Wegrzynski","startTime":309.117,"endTime":311.787,"body":"We're not questioning the"},{"speaker":"Wojciech Wegrzynski","startTime":309.117,"endTime":311.787,"body":"ability to build these"},{"speaker":"Wojciech Wegrzynski","startTime":311.787,"endTime":314.397,"body":"buildings, but we're"},{"speaker":"Wojciech Wegrzynski","startTime":311.787,"endTime":314.397,"body":"worried about will they"},{"speaker":"Wojciech Wegrzynski","startTime":314.487,"endTime":315.597,"body":"survive their lifetime?"},{"speaker":"Wojciech Wegrzynski","startTime":315.597,"endTime":318.237,"body":"And if a fiery event happens"},{"speaker":"Wojciech Wegrzynski","startTime":315.597,"endTime":318.237,"body":"in such a building, what"},{"speaker":"Wojciech Wegrzynski","startTime":318.237,"endTime":319.347,"body":"will be the consequences?"},{"speaker":"Felix Wiesner","startTime":319.377,"endTime":319.871,"body":"Yeah."},{"speaker":"Felix Wiesner","startTime":319.901,"endTime":323.051,"body":"And I mean, you would have"},{"speaker":"Felix Wiesner","startTime":319.901,"endTime":323.051,"body":"to same issue  for any sort"},{"speaker":"Felix Wiesner","startTime":323.051,"endTime":325.991,"body":"of building, because even in"},{"speaker":"Felix Wiesner","startTime":323.051,"endTime":325.991,"body":"steel or concrete building,"},{"speaker":"Felix Wiesner","startTime":325.991,"endTime":328.581,"body":"if you have a fire that"},{"speaker":"Felix Wiesner","startTime":325.991,"endTime":328.581,"body":"you cannot control and then"},{"speaker":"Felix Wiesner","startTime":328.651,"endTime":331.721,"body":"moves from compartment to"},{"speaker":"Felix Wiesner","startTime":328.651,"endTime":331.721,"body":"compartment, eventually you"},{"speaker":"Felix Wiesner","startTime":331.721,"endTime":334.661,"body":"will lose so much of the"},{"speaker":"Felix Wiesner","startTime":331.721,"endTime":334.661,"body":"building that it might be too"},{"speaker":"Felix Wiesner","startTime":334.661,"endTime":336.821,"body":"expensive to to reconstruct it."},{"speaker":"Felix Wiesner","startTime":337.307,"endTime":340.977,"body":"I think it also boils down"},{"speaker":"Felix Wiesner","startTime":337.307,"endTime":340.977,"body":"a bit to the concept of"},{"speaker":"Felix Wiesner","startTime":340.977,"endTime":342.897,"body":"fire resistance and how"},{"speaker":"Felix Wiesner","startTime":340.977,"endTime":342.897,"body":"it's applied because a lot"},{"speaker":"Felix Wiesner","startTime":342.897,"endTime":345.567,"body":"of people interpret fire"},{"speaker":"Felix Wiesner","startTime":342.897,"endTime":345.567,"body":"resisstance I'd say 90 minutes."},{"speaker":"Felix Wiesner","startTime":345.627,"endTime":348.597,"body":"And they say, okay, after 90"},{"speaker":"Felix Wiesner","startTime":345.627,"endTime":348.597,"body":"minutes we can wash our hands"},{"speaker":"Felix Wiesner","startTime":348.597,"endTime":349.887,"body":"and whatever happens happens."},{"speaker":"Felix Wiesner","startTime":350.397,"endTime":352.827,"body":"But obviously the original"},{"speaker":"Felix Wiesner","startTime":350.397,"endTime":352.827,"body":"concept of fire resistance"},{"speaker":"Felix Wiesner","startTime":352.827,"endTime":355.707,"body":"was maintained a structural"},{"speaker":"Felix Wiesner","startTime":352.827,"endTime":355.707,"body":"capacity until you get burned"},{"speaker":"Felix Wiesner","startTime":355.707,"endTime":357.297,"body":"out of the original fuel load."},{"speaker":"Felix Wiesner","startTime":357.717,"endTime":360.087,"body":"And then the fire goes"},{"speaker":"Felix Wiesner","startTime":357.717,"endTime":360.087,"body":"out by its own and"},{"speaker":"Felix Wiesner","startTime":360.087,"endTime":361.047,"body":"the building is safe."},{"speaker":"Felix Wiesner","startTime":361.497,"endTime":364.347,"body":"Maybe the concept, how it's"},{"speaker":"Felix Wiesner","startTime":361.497,"endTime":364.347,"body":"applied now that a lot of"},{"speaker":"Felix Wiesner","startTime":364.347,"endTime":366.177,"body":"structure engineers, when"},{"speaker":"Felix Wiesner","startTime":364.347,"endTime":366.177,"body":"you talk to them, they"},{"speaker":"Felix Wiesner","startTime":366.237,"endTime":369.987,"body":"seem to have the idea that"},{"speaker":"Felix Wiesner","startTime":366.237,"endTime":369.987,"body":"okay, after 90 minutes, as"},{"speaker":"Felix Wiesner","startTime":369.987,"endTime":372.267,"body":"long as everyone out it can"},{"speaker":"Felix Wiesner","startTime":369.987,"endTime":372.267,"body":"collapse and that's all good."},{"speaker":"Felix Wiesner","startTime":372.717,"endTime":374.877,"body":"But if you think about"},{"speaker":"Felix Wiesner","startTime":372.717,"endTime":374.877,"body":"the timber buildings we're"},{"speaker":"Felix Wiesner","startTime":374.877,"endTime":377.487,"body":"building, even if you think"},{"speaker":"Felix Wiesner","startTime":374.877,"endTime":377.487,"body":"about five stories, would it"},{"speaker":"Felix Wiesner","startTime":377.487,"endTime":381.027,"body":"be acceptable to have a five"},{"speaker":"Felix Wiesner","startTime":377.487,"endTime":381.027,"body":"story building in a Metro"},{"speaker":"Felix Wiesner","startTime":381.027,"endTime":383.367,"body":"city collapse from a fire?"},{"speaker":"Felix Wiesner","startTime":383.901,"endTime":387.951,"body":"I mean, even if everyone gets"},{"speaker":"Felix Wiesner","startTime":383.901,"endTime":387.951,"body":"out even if we can perfectly"},{"speaker":"Felix Wiesner","startTime":387.951,"endTime":390.381,"body":"anticipate it and control"},{"speaker":"Felix Wiesner","startTime":387.951,"endTime":390.381,"body":"fire spread to the neighbor"},{"speaker":"Felix Wiesner","startTime":390.381,"endTime":393.531,"body":"and buildings and jobs or"},{"speaker":"Felix Wiesner","startTime":390.381,"endTime":393.531,"body":"property protection, that's,"},{"speaker":"Felix Wiesner","startTime":393.891,"endTime":395.261,"body":"that should be a big deal."},{"speaker":"Wojciech Wegrzynski","startTime":395.684,"endTime":398.069,"body":"We"},{"speaker":"Wojciech Wegrzynski","startTime":395.684,"endTime":398.069,"body":"had a fire of a car park"},{"speaker":"Wojciech Wegrzynski","startTime":398.069,"endTime":401.249,"body":"in Warsaw year ago, like"},{"speaker":"Wojciech Wegrzynski","startTime":398.069,"endTime":401.249,"body":"almost exactly a year ago."},{"speaker":"Wojciech Wegrzynski","startTime":401.694,"endTime":406.074,"body":"very large fire that"},{"speaker":"Wojciech Wegrzynski","startTime":401.694,"endTime":406.074,"body":"literally, uh, led to"},{"speaker":"Wojciech Wegrzynski","startTime":406.074,"endTime":408.624,"body":"significant structural"},{"speaker":"Wojciech Wegrzynski","startTime":406.074,"endTime":408.624,"body":"damage to the car park."},{"speaker":"Wojciech Wegrzynski","startTime":409.344,"endTime":412.131,"body":"And it was a residential"},{"speaker":"Wojciech Wegrzynski","startTime":409.344,"endTime":412.131,"body":"building, I think, 80 something"},{"speaker":"Wojciech Wegrzynski","startTime":412.141,"endTime":413.281,"body":"apartments in the building."},{"speaker":"Wojciech Wegrzynski","startTime":414.131,"endTime":417.941,"body":", these people have not came"},{"speaker":"Wojciech Wegrzynski","startTime":414.131,"endTime":417.941,"body":"back to that building ever yet."},{"speaker":"Wojciech Wegrzynski","startTime":418.161,"endTime":420.561,"body":"Maybe they will because"},{"speaker":"Wojciech Wegrzynski","startTime":418.161,"endTime":420.561,"body":"they are trying to save the"},{"speaker":"Wojciech Wegrzynski","startTime":420.561,"endTime":422.094,"body":"building, but it's, horrible."},{"speaker":"Wojciech Wegrzynski","startTime":422.274,"endTime":423.594,"body":"A fire that takes down."},{"speaker":"Wojciech Wegrzynski","startTime":424.254,"endTime":425.334,"body":"a living place."},{"speaker":"Wojciech Wegrzynski","startTime":425.744,"endTime":426.614,"body":"you don't want that."},{"speaker":"Wojciech Wegrzynski","startTime":426.964,"endTime":430.144,"body":"think it's acceptable that the"},{"speaker":"Wojciech Wegrzynski","startTime":426.964,"endTime":430.144,"body":"fire, you know, and I'm not"},{"speaker":"Wojciech Wegrzynski","startTime":430.144,"endTime":434.064,"body":"talking about the fire where"},{"speaker":"Wojciech Wegrzynski","startTime":430.144,"endTime":434.064,"body":"someone would have a barrel"},{"speaker":"Wojciech Wegrzynski","startTime":434.064,"endTime":436.978,"body":"of oil in his compartment"},{"speaker":"Wojciech Wegrzynski","startTime":434.064,"endTime":436.978,"body":"and, caused an accident."},{"speaker":"Wojciech Wegrzynski","startTime":437.034,"endTime":440.344,"body":"I'm talking about a very"},{"speaker":"Wojciech Wegrzynski","startTime":437.034,"endTime":440.344,"body":"common fire, a car fire in"},{"speaker":"Wojciech Wegrzynski","startTime":440.344,"endTime":442.054,"body":"a car park is a common fire."},{"speaker":"Wojciech Wegrzynski","startTime":442.084,"endTime":445.038,"body":"That's a common scenario, which"},{"speaker":"Wojciech Wegrzynski","startTime":442.084,"endTime":445.038,"body":"you would very, very expect,"},{"speaker":"Wojciech Wegrzynski","startTime":445.458,"endTime":449.238,"body":"uh, same like a kitchen fire in"},{"speaker":"Wojciech Wegrzynski","startTime":445.458,"endTime":449.238,"body":"a house or a, some electrical"},{"speaker":"Wojciech Wegrzynski","startTime":449.238,"endTime":450.948,"body":"appliance fire in your house."},{"speaker":"Wojciech Wegrzynski","startTime":452.208,"endTime":455.474,"body":"uh, these are scenarios that"},{"speaker":"Wojciech Wegrzynski","startTime":452.208,"endTime":455.474,"body":"are normal to be considered,"},{"speaker":"Wojciech Wegrzynski","startTime":456.524,"endTime":460.754,"body":"yet, in case of timber or mass"},{"speaker":"Wojciech Wegrzynski","startTime":456.524,"endTime":460.754,"body":"timber buildings, especially"},{"speaker":"Wojciech Wegrzynski","startTime":460.754,"endTime":465.201,"body":"if you have a lot of exposed"},{"speaker":"Wojciech Wegrzynski","startTime":460.754,"endTime":465.201,"body":"wood products, compartment"},{"speaker":"Wojciech Wegrzynski","startTime":465.201,"endTime":468.711,"body":"fire dynamics of that fire"},{"speaker":"Wojciech Wegrzynski","startTime":465.201,"endTime":468.711,"body":"could be completely different"},{"speaker":"Wojciech Wegrzynski","startTime":468.711,"endTime":471.711,"body":"than the compartment fire"},{"speaker":"Wojciech Wegrzynski","startTime":468.711,"endTime":471.711,"body":"dynamics from let's say a"},{"speaker":"Wojciech Wegrzynski","startTime":471.711,"endTime":473.711,"body":"non-combustible, , compartment."},{"speaker":"Wojciech Wegrzynski","startTime":473.711,"endTime":476.518,"body":"And what you've said that"},{"speaker":"Wojciech Wegrzynski","startTime":473.711,"endTime":476.518,"body":"structural material will"},{"speaker":"Wojciech Wegrzynski","startTime":476.518,"endTime":479.308,"body":"add to the fuel load is"},{"speaker":"Wojciech Wegrzynski","startTime":476.518,"endTime":479.308,"body":"now a new factor that"},{"speaker":"Wojciech Wegrzynski","startTime":479.758,"endTime":480.458,"body":"you have to consider."},{"speaker":"Felix Wiesner","startTime":481.136,"endTime":481.956,"body":"Yeah, I mean,"},{"speaker":"Felix Wiesner","startTime":481.956,"endTime":484.323,"body":"it, again goes back to"},{"speaker":"Felix Wiesner","startTime":481.956,"endTime":484.323,"body":"the burnout question."},{"speaker":"Felix Wiesner","startTime":484.323,"endTime":486.793,"body":"I think when Danny was on"},{"speaker":"Felix Wiesner","startTime":484.323,"endTime":486.793,"body":"your show, he discussed"},{"speaker":"Felix Wiesner","startTime":486.793,"endTime":488.533,"body":"that quite a bit and"},{"speaker":"Wojciech Wegrzynski","startTime":488.608,"endTime":488.878,"body":"Um,"},{"speaker":"Felix Wiesner","startTime":488.983,"endTime":490.993,"body":"highlighted very"},{"speaker":"Felix Wiesner","startTime":488.983,"endTime":490.993,"body":"much the problems with that."},{"speaker":"Felix Wiesner","startTime":490.993,"endTime":494.566,"body":"But I think also just in what"},{"speaker":"Felix Wiesner","startTime":490.993,"endTime":494.566,"body":"you just said, touches on"},{"speaker":"Felix Wiesner","startTime":494.686,"endTime":497.986,"body":"one of, the issues in fire"},{"speaker":"Felix Wiesner","startTime":494.686,"endTime":497.986,"body":"safety is the economic factor."},{"speaker":"Felix Wiesner","startTime":497.986,"endTime":500.363,"body":"When you said yeah, you had"},{"speaker":"Felix Wiesner","startTime":497.986,"endTime":500.363,"body":"80 families living in that"},{"speaker":"Felix Wiesner","startTime":500.363,"endTime":501.503,"body":"building and they cannot return."},{"speaker":"Felix Wiesner","startTime":502.553,"endTime":506.023,"body":"Looking at some of the origins"},{"speaker":"Felix Wiesner","startTime":502.553,"endTime":506.023,"body":"of fire safety regulation, there"},{"speaker":"Felix Wiesner","startTime":506.023,"endTime":507.863,"body":"were often driven by economics."},{"speaker":"Felix Wiesner","startTime":507.863,"endTime":510.383,"body":"If you look at the great"},{"speaker":"Felix Wiesner","startTime":507.863,"endTime":510.383,"body":"fire of London afterwards,"},{"speaker":"Felix Wiesner","startTime":510.383,"endTime":512.123,"body":"they changed a lot of"},{"speaker":"Felix Wiesner","startTime":510.383,"endTime":512.123,"body":"the building regulations"},{"speaker":"Felix Wiesner","startTime":512.123,"endTime":513.083,"body":"in the United Kingdom."},{"speaker":"Felix Wiesner","startTime":513.653,"endTime":517.349,"body":"That, people died in that fire,"},{"speaker":"Felix Wiesner","startTime":513.653,"endTime":517.349,"body":"but the main driver for these"},{"speaker":"Felix Wiesner","startTime":517.349,"endTime":521.159,"body":"changes was that basically"},{"speaker":"Felix Wiesner","startTime":517.349,"endTime":521.159,"body":"the British economy or at that"},{"speaker":"Felix Wiesner","startTime":521.159,"endTime":525.259,"body":"point, the English economy,"},{"speaker":"Felix Wiesner","startTime":521.159,"endTime":525.259,"body":"went, uh, bust for, for a couple"},{"speaker":"Felix Wiesner","startTime":525.259,"endTime":528.429,"body":"of months or even years and the"},{"speaker":"Felix Wiesner","startTime":525.259,"endTime":528.429,"body":"enormous cost to recover that."},{"speaker":"Felix Wiesner","startTime":529.169,"endTime":530.429,"body":"That's an important aspect."},{"speaker":"Felix Wiesner","startTime":530.429,"endTime":533.423,"body":"And also in terms of,"},{"speaker":"Felix Wiesner","startTime":530.429,"endTime":533.423,"body":"buildings after fires and"},{"speaker":"Felix Wiesner","startTime":533.423,"endTime":536.003,"body":"the effect of fire, sometimes"},{"speaker":"Felix Wiesner","startTime":533.423,"endTime":536.003,"body":"you talk to people and"},{"speaker":"Felix Wiesner","startTime":536.183,"endTime":538.493,"body":"they make that point that"},{"speaker":"Felix Wiesner","startTime":536.183,"endTime":538.493,"body":"actually not timber building."},{"speaker":"Felix Wiesner","startTime":539.063,"endTime":541.613,"body":"When you have a fire, it's"},{"speaker":"Felix Wiesner","startTime":539.063,"endTime":541.613,"body":"easier to rebuild because"},{"speaker":"Felix Wiesner","startTime":541.613,"endTime":542.933,"body":"everything turns to ash."},{"speaker":"Felix Wiesner","startTime":543.013,"endTime":544.843,"body":"I'm not sure if they're"},{"speaker":"Felix Wiesner","startTime":543.013,"endTime":544.843,"body":"being serious or if"},{"speaker":"Felix Wiesner","startTime":544.843,"endTime":545.803,"body":"they're being flippant."},{"speaker":"Felix Wiesner","startTime":546.046,"endTime":550.096,"body":"it's obviously a serious"},{"speaker":"Felix Wiesner","startTime":546.046,"endTime":550.096,"body":"topic that we should discuss."},{"speaker":"Felix Wiesner","startTime":550.096,"endTime":551.896,"body":"And, and I think maybe for."},{"speaker":"Felix Wiesner","startTime":552.521,"endTime":555.141,"body":"One story or two story house"},{"speaker":"Felix Wiesner","startTime":552.521,"endTime":555.141,"body":"in the middle of nowhere."},{"speaker":"Felix Wiesner","startTime":555.141,"endTime":555.771,"body":"That makes sense."},{"speaker":"Felix Wiesner","startTime":555.771,"endTime":558.971,"body":"But again, once you get"},{"speaker":"Felix Wiesner","startTime":555.771,"endTime":558.971,"body":"people's, living space,"},{"speaker":"Felix Wiesner","startTime":558.971,"endTime":561.101,"body":"people's property involved."},{"speaker":"Felix Wiesner","startTime":561.281,"endTime":564.581,"body":"It has real life consequences"},{"speaker":"Felix Wiesner","startTime":561.281,"endTime":564.581,"body":"beyond the fire and"},{"speaker":"Felix Wiesner","startTime":564.581,"endTime":565.601,"body":"people's livelihoods."},{"speaker":"Wojciech Wegrzynski","startTime":566.101,"endTime":566.971,"body":"Cost to recover."},{"speaker":"Wojciech Wegrzynski","startTime":566.971,"endTime":568.621,"body":"That's a nice phrase."},{"speaker":"Wojciech Wegrzynski","startTime":568.661,"endTime":570.631,"body":"I I've written it down."},{"speaker":"Wojciech Wegrzynski","startTime":570.718,"endTime":574.714,"body":"That's I think a great measure"},{"speaker":"Wojciech Wegrzynski","startTime":570.718,"endTime":574.714,"body":"of resilience of a building."},{"speaker":"Wojciech Wegrzynski","startTime":575.194,"endTime":579.421,"body":"So let's, let's move on to the"},{"speaker":"Wojciech Wegrzynski","startTime":575.194,"endTime":579.421,"body":"structural aspects of, timber."},{"speaker":"Wojciech Wegrzynski","startTime":579.921,"endTime":582.524,"body":"First, timber has"},{"speaker":"Wojciech Wegrzynski","startTime":579.921,"endTime":582.524,"body":"always been there."},{"speaker":"Wojciech Wegrzynski","startTime":582.554,"endTime":585.864,"body":"Like it's always been used"},{"speaker":"Wojciech Wegrzynski","startTime":582.554,"endTime":585.864,"body":"as a structural material."},{"speaker":"Wojciech Wegrzynski","startTime":586.194,"endTime":590.149,"body":"However, it, comes into"},{"speaker":"Wojciech Wegrzynski","startTime":586.194,"endTime":590.149,"body":"this new phase where it's as"},{"speaker":"Wojciech Wegrzynski","startTime":590.149,"endTime":591.351,"body":"the material of the future."},{"speaker":"Wojciech Wegrzynski","startTime":591.351,"endTime":594.594,"body":"And, tell me, how is"},{"speaker":"Wojciech Wegrzynski","startTime":591.351,"endTime":594.594,"body":"it different today than"},{"speaker":"Wojciech Wegrzynski","startTime":594.624,"endTime":597.174,"body":"let's say 50 years ago"},{"speaker":"Wojciech Wegrzynski","startTime":594.624,"endTime":597.174,"body":"or a hundred years ago?"},{"speaker":"Wojciech Wegrzynski","startTime":597.464,"endTime":599.638,"body":"Why a hundred years ago,"},{"speaker":"Wojciech Wegrzynski","startTime":597.464,"endTime":599.638,"body":"we didn't build this"},{"speaker":"Wojciech Wegrzynski","startTime":599.638,"endTime":600.628,"body":"large buildings of wood."},{"speaker":"Wojciech Wegrzynski","startTime":600.628,"endTime":602.308,"body":"We obviously did some in Japan."},{"speaker":"Wojciech Wegrzynski","startTime":602.308,"endTime":606.061,"body":"There's massive infrastructure"},{"speaker":"Wojciech Wegrzynski","startTime":602.308,"endTime":606.061,"body":"and castles and stuff like that"},{"speaker":"Wojciech Wegrzynski","startTime":606.061,"endTime":609.301,"body":"built with timber, but it's,"},{"speaker":"Wojciech Wegrzynski","startTime":606.061,"endTime":609.301,"body":"it has not been, let's say"},{"speaker":"Wojciech Wegrzynski","startTime":609.301,"endTime":614.281,"body":"mainstream or you don't see them"},{"speaker":"Wojciech Wegrzynski","startTime":609.301,"endTime":614.281,"body":"in your old town districts, this"},{"speaker":"Wojciech Wegrzynski","startTime":614.281,"endTime":616.561,"body":"huge, huge wooden buildings."},{"speaker":"Wojciech Wegrzynski","startTime":616.771,"endTime":618.001,"body":"Tell me how it's"},{"speaker":"Wojciech Wegrzynski","startTime":616.771,"endTime":618.001,"body":"different today."},{"speaker":"Felix Wiesner","startTime":618.801,"endTime":621.393,"body":"Yeah, I mean that"},{"speaker":"Felix Wiesner","startTime":618.801,"endTime":621.393,"body":"why is probably that at some"},{"speaker":"Felix Wiesner","startTime":621.393,"endTime":623.793,"body":"point you're just running out"},{"speaker":"Felix Wiesner","startTime":621.393,"endTime":623.793,"body":"of large timber because in the"},{"speaker":"Felix Wiesner","startTime":623.793,"endTime":627.543,"body":"past, before we used engineer"},{"speaker":"Felix Wiesner","startTime":623.793,"endTime":627.543,"body":"timber, you were limited in"},{"speaker":"Felix Wiesner","startTime":627.543,"endTime":630.603,"body":"your structural member size"},{"speaker":"Felix Wiesner","startTime":627.543,"endTime":630.603,"body":"by the trees you could find."},{"speaker":"Felix Wiesner","startTime":631.143,"endTime":633.543,"body":"And obviously there's only"},{"speaker":"Felix Wiesner","startTime":631.143,"endTime":633.543,"body":"so many massive trees."},{"speaker":"Felix Wiesner","startTime":633.543,"endTime":635.793,"body":"You can chop down to"},{"speaker":"Felix Wiesner","startTime":633.543,"endTime":635.793,"body":"build your buildings."},{"speaker":"Felix Wiesner","startTime":636.183,"endTime":638.403,"body":"And now we have engineered"},{"speaker":"Felix Wiesner","startTime":636.183,"endTime":638.403,"body":"timber, which has the advantage"},{"speaker":"Felix Wiesner","startTime":638.403,"endTime":641.613,"body":"of, you can take a lot of"},{"speaker":"Felix Wiesner","startTime":638.403,"endTime":641.613,"body":"smaller trees and combine them"},{"speaker":"Felix Wiesner","startTime":641.613,"endTime":645.663,"body":"into a building a structural"},{"speaker":"Felix Wiesner","startTime":641.613,"endTime":645.663,"body":"element that can be as big"},{"speaker":"Felix Wiesner","startTime":645.663,"endTime":649.293,"body":"as you want, um, or any shape"},{"speaker":"Felix Wiesner","startTime":645.663,"endTime":649.293,"body":"you can imagine almost now"},{"speaker":"Felix Wiesner","startTime":649.293,"endTime":652.953,"body":"with looking at modern CNC"},{"speaker":"Felix Wiesner","startTime":649.293,"endTime":652.953,"body":"and how we can shape buildings"},{"speaker":"Felix Wiesner","startTime":652.953,"endTime":654.333,"body":"in a manufacturing process."},{"speaker":"Felix Wiesner","startTime":654.793,"endTime":658.143,"body":"So that has really opened"},{"speaker":"Felix Wiesner","startTime":654.793,"endTime":658.143,"body":"a lot of opportunities of"},{"speaker":"Felix Wiesner","startTime":658.243,"endTime":660.523,"body":"going higher and bigger"},{"speaker":"Felix Wiesner","startTime":658.243,"endTime":660.523,"body":"with timber buildings,"},{"speaker":"Wojciech Wegrzynski","startTime":660.973,"endTime":662.983,"body":"And in"},{"speaker":"Wojciech Wegrzynski","startTime":660.973,"endTime":662.983,"body":"terms of structural performance,"},{"speaker":"Wojciech Wegrzynski","startTime":663.063,"endTime":665.523,"body":"what are the benefits of"},{"speaker":"Wojciech Wegrzynski","startTime":663.063,"endTime":665.523,"body":"this and engineered timber?"},{"speaker":"Felix Wiesner","startTime":665.581,"endTime":667.801,"body":"I think, I"},{"speaker":"Felix Wiesner","startTime":665.581,"endTime":667.801,"body":"mean, you can control better"},{"speaker":"Felix Wiesner","startTime":667.801,"endTime":670.651,"body":"again, if you think about, if"},{"speaker":"Felix Wiesner","startTime":667.801,"endTime":670.651,"body":"you look for a big tree and"},{"speaker":"Felix Wiesner","startTime":670.651,"endTime":673.071,"body":"then you're you have to work"},{"speaker":"Felix Wiesner","startTime":670.651,"endTime":673.071,"body":"with what you have there."},{"speaker":"Felix Wiesner","startTime":673.521,"endTime":676.214,"body":"While if you, take a tree"},{"speaker":"Felix Wiesner","startTime":673.521,"endTime":676.214,"body":"and you chop it up into"},{"speaker":"Felix Wiesner","startTime":676.214,"endTime":678.664,"body":"smaller pieces, and then you"},{"speaker":"Felix Wiesner","startTime":676.214,"endTime":678.664,"body":"can combine those and you"},{"speaker":"Felix Wiesner","startTime":678.664,"endTime":682.854,"body":"have, more reliability and"},{"speaker":"Felix Wiesner","startTime":678.664,"endTime":682.854,"body":"confidence in your structural"},{"speaker":"Felix Wiesner","startTime":682.884,"endTime":684.324,"body":"properties of the end product."},{"speaker":"Felix Wiesner","startTime":684.664,"endTime":686.584,"body":"So that helps helps"},{"speaker":"Felix Wiesner","startTime":684.664,"endTime":686.584,"body":"you with the design."},{"speaker":"Felix Wiesner","startTime":686.651,"endTime":689.501,"body":"another thing that is changing"},{"speaker":"Felix Wiesner","startTime":686.651,"endTime":689.501,"body":"now, that's not necessarily"},{"speaker":"Felix Wiesner","startTime":689.501,"endTime":692.981,"body":"related to engineered timber,"},{"speaker":"Felix Wiesner","startTime":689.501,"endTime":692.981,"body":"but also,  looking into"},{"speaker":"Felix Wiesner","startTime":693.041,"endTime":696.821,"body":"the forestry sector, people"},{"speaker":"Felix Wiesner","startTime":693.041,"endTime":696.821,"body":"are improving what the raw"},{"speaker":"Felix Wiesner","startTime":696.851,"endTime":699.731,"body":"base material and the tree"},{"speaker":"Felix Wiesner","startTime":696.851,"endTime":699.731,"body":"through selective breeding."},{"speaker":"Felix Wiesner","startTime":700.439,"endTime":704.579,"body":"After a few cycles of"},{"speaker":"Felix Wiesner","startTime":700.439,"endTime":704.579,"body":"growth and felling trees"},{"speaker":"Felix Wiesner","startTime":704.579,"endTime":705.899,"body":"that pick the best ones."},{"speaker":"Felix Wiesner","startTime":705.899,"endTime":710.799,"body":"And eventually they improve the"},{"speaker":"Felix Wiesner","startTime":705.899,"endTime":710.799,"body":"elastic modulus by 10% in 20"},{"speaker":"Felix Wiesner","startTime":710.799,"endTime":711.819,"body":"years or something like that."},{"speaker":"Felix Wiesner","startTime":712.239,"endTime":715.359,"body":"Don't quote me on those numbers,"},{"speaker":"Felix Wiesner","startTime":712.239,"endTime":715.359,"body":"but it's remarkably high."},{"speaker":"Felix Wiesner","startTime":715.616,"endTime":718.886,"body":"So that's obviously something"},{"speaker":"Felix Wiesner","startTime":715.616,"endTime":718.886,"body":"where the base material"},{"speaker":"Felix Wiesner","startTime":718.886,"endTime":722.336,"body":"changes and also if engineered"},{"speaker":"Felix Wiesner","startTime":718.886,"endTime":722.336,"body":"timber is engineered so we"},{"speaker":"Felix Wiesner","startTime":722.336,"endTime":723.686,"body":"can select what we need."},{"speaker":"Felix Wiesner","startTime":724.226,"endTime":727.526,"body":"And now people are also"},{"speaker":"Felix Wiesner","startTime":724.226,"endTime":727.526,"body":"looking to, to hardwoods to be"},{"speaker":"Felix Wiesner","startTime":727.526,"endTime":731.516,"body":"included in engineered timber"},{"speaker":"Felix Wiesner","startTime":727.526,"endTime":731.516,"body":"products, which again, opens"},{"speaker":"Felix Wiesner","startTime":731.616,"endTime":735.426,"body":"new opportunities to, to design"},{"speaker":"Felix Wiesner","startTime":731.616,"endTime":735.426,"body":"your structure element as you"},{"speaker":"Felix Wiesner","startTime":735.426,"endTime":736.466,"body":"need them for your building."},{"speaker":"Wojciech Wegrzynski","startTime":737.099,"endTime":739.639,"body":"There's um,"},{"speaker":"Wojciech Wegrzynski","startTime":737.099,"endTime":739.639,"body":"one colleague in my office, Dr."},{"speaker":"Wojciech Wegrzynski","startTime":739.639,"endTime":743.429,"body":"Paweł Sulik he's, researching,"},{"speaker":"Wojciech Wegrzynski","startTime":739.639,"endTime":743.429,"body":"the temperature response"},{"speaker":"Wojciech Wegrzynski","startTime":743.429,"endTime":747.299,"body":"of, CLT samples built from"},{"speaker":"Wojciech Wegrzynski","startTime":743.429,"endTime":747.299,"body":"combinations of like all species"},{"speaker":"Wojciech Wegrzynski","startTime":747.299,"endTime":748.589,"body":"available in Poland, you know."},{"speaker":"Wojciech Wegrzynski","startTime":748.589,"endTime":751.469,"body":"mixing them together,"},{"speaker":"Wojciech Wegrzynski","startTime":748.589,"endTime":751.469,"body":"hardwood, soft woods all"},{"speaker":"Wojciech Wegrzynski","startTime":751.469,"endTime":754.976,"body":"types of to figure out, what"},{"speaker":"Wojciech Wegrzynski","startTime":751.469,"endTime":754.976,"body":"are the differences between"},{"speaker":"Wojciech Wegrzynski","startTime":754.976,"endTime":756.676,"body":"this and, combinations."},{"speaker":"Wojciech Wegrzynski","startTime":756.676,"endTime":761.281,"body":"So we don't necessarily"},{"speaker":"Wojciech Wegrzynski","startTime":756.676,"endTime":761.281,"body":"rely on, on this one type of"},{"speaker":"Wojciech Wegrzynski","startTime":761.281,"endTime":763.51,"body":"wood that comes from abroad."},{"speaker":"Wojciech Wegrzynski","startTime":763.51,"endTime":765.398,"body":"that is the base of"},{"speaker":"Wojciech Wegrzynski","startTime":763.51,"endTime":765.398,"body":"the CLT industry."},{"speaker":"Wojciech Wegrzynski","startTime":765.398,"endTime":768.698,"body":"And you could do it more"},{"speaker":"Wojciech Wegrzynski","startTime":765.398,"endTime":768.698,"body":"locally, which is always"},{"speaker":"Wojciech Wegrzynski","startTime":768.728,"endTime":771.298,"body":"also something that"},{"speaker":"Wojciech Wegrzynski","startTime":768.728,"endTime":771.298,"body":"improves , the sustainability"},{"speaker":"Wojciech Wegrzynski","startTime":771.298,"endTime":772.101,"body":"of, these, products."},{"speaker":"Wojciech Wegrzynski","startTime":772.151,"endTime":773.741,"body":"So I think that's"},{"speaker":"Wojciech Wegrzynski","startTime":772.151,"endTime":773.741,"body":"a great direction."},{"speaker":"Felix Wiesner","startTime":774.176,"endTime":776.186,"body":"Absolutely, it's"},{"speaker":"Felix Wiesner","startTime":774.176,"endTime":776.186,"body":"a really great and exciting"},{"speaker":"Felix Wiesner","startTime":776.186,"endTime":780.106,"body":"direction because it helps"},{"speaker":"Felix Wiesner","startTime":776.186,"endTime":780.106,"body":"you to utilize local products"},{"speaker":"Felix Wiesner","startTime":780.106,"endTime":783.656,"body":"that previously might've been"},{"speaker":"Felix Wiesner","startTime":780.106,"endTime":783.656,"body":"under utilized and you can"},{"speaker":"Felix Wiesner","startTime":783.656,"endTime":787.196,"body":"use now species in CLT that"},{"speaker":"Felix Wiesner","startTime":783.656,"endTime":787.196,"body":"previously wouldn't maybe"},{"speaker":"Felix Wiesner","startTime":787.196,"endTime":790.446,"body":"not have been considered,"},{"speaker":"Felix Wiesner","startTime":787.196,"endTime":790.446,"body":"for structural applications."},{"speaker":"Felix Wiesner","startTime":790.446,"endTime":793.716,"body":"So it's really about making"},{"speaker":"Felix Wiesner","startTime":790.446,"endTime":793.716,"body":"the most of what we have."},{"speaker":"Felix Wiesner","startTime":793.716,"endTime":796.476,"body":"And that's one of the key"},{"speaker":"Felix Wiesner","startTime":793.716,"endTime":796.476,"body":"aspects we need to consider."},{"speaker":"Felix Wiesner","startTime":796.476,"endTime":798.26,"body":"If we want to increase"},{"speaker":"Felix Wiesner","startTime":796.476,"endTime":798.26,"body":"the sustainability."},{"speaker":"Wojciech Wegrzynski","startTime":798.31,"endTime":799.78,"body":"And"},{"speaker":"Wojciech Wegrzynski","startTime":798.31,"endTime":799.78,"body":"when you build this complex"},{"speaker":"Wojciech Wegrzynski","startTime":799.78,"endTime":803.419,"body":"shapes of this, engineered"},{"speaker":"Wojciech Wegrzynski","startTime":799.78,"endTime":803.419,"body":"wood, to what extent you"},{"speaker":"Wojciech Wegrzynski","startTime":803.419,"endTime":806.809,"body":"would engineer do you, is it"},{"speaker":"Wojciech Wegrzynski","startTime":803.419,"endTime":806.809,"body":"just the product and you cut"},{"speaker":"Wojciech Wegrzynski","startTime":806.809,"endTime":810.739,"body":"it into that, or you would"},{"speaker":"Wojciech Wegrzynski","startTime":806.809,"endTime":810.739,"body":"pick particular layer sizes?"},{"speaker":"Wojciech Wegrzynski","startTime":810.739,"endTime":811.459,"body":"I don't know."},{"speaker":"Wojciech Wegrzynski","startTime":811.519,"endTime":815.119,"body":"Adhesives is that also a"},{"speaker":"Wojciech Wegrzynski","startTime":811.519,"endTime":815.119,"body":"part of this engineering"},{"speaker":"Wojciech Wegrzynski","startTime":815.119,"endTime":818.549,"body":"and and that's done by the"},{"speaker":"Wojciech Wegrzynski","startTime":815.119,"endTime":818.549,"body":"manufacturer or who, who"},{"speaker":"Wojciech Wegrzynski","startTime":818.549,"endTime":821.609,"body":"decides to build the CLT slab?"},{"speaker":"Felix Wiesner","startTime":821.948,"endTime":823.688,"body":"I think"},{"speaker":"Felix Wiesner","startTime":821.948,"endTime":823.688,"body":"the main input is probably"},{"speaker":"Felix Wiesner","startTime":823.688,"endTime":826.898,"body":"from the manufacturer and"},{"speaker":"Felix Wiesner","startTime":823.688,"endTime":826.898,"body":"they will have some idea"},{"speaker":"Felix Wiesner","startTime":826.898,"endTime":828.158,"body":"of what the market wants."},{"speaker":"Felix Wiesner","startTime":828.311,"endTime":830.671,"body":"I mean, obviously if you"},{"speaker":"Felix Wiesner","startTime":828.311,"endTime":830.671,"body":"look at a building, you could"},{"speaker":"Felix Wiesner","startTime":830.671,"endTime":834.184,"body":"go into real depth and say,"},{"speaker":"Felix Wiesner","startTime":830.671,"endTime":834.184,"body":"okay, I want this member to"},{"speaker":"Felix Wiesner","startTime":834.184,"endTime":837.514,"body":"be a free layer from this"},{"speaker":"Felix Wiesner","startTime":834.184,"endTime":837.514,"body":"species, with this adhesive."},{"speaker":"Felix Wiesner","startTime":837.904,"endTime":839.734,"body":"And here I want something"},{"speaker":"Felix Wiesner","startTime":837.904,"endTime":839.734,"body":"different, but actually"},{"speaker":"Felix Wiesner","startTime":839.734,"endTime":842.794,"body":"you, at the moment, the"},{"speaker":"Felix Wiesner","startTime":839.734,"endTime":842.794,"body":"way the timber industry is"},{"speaker":"Felix Wiesner","startTime":842.794,"endTime":845.674,"body":"set up, you would probably"},{"speaker":"Felix Wiesner","startTime":842.794,"endTime":845.674,"body":"increase the cost because."},{"speaker":"Felix Wiesner","startTime":846.174,"endTime":849.414,"body":"Timbre of the way it's or at"},{"speaker":"Felix Wiesner","startTime":846.174,"endTime":849.414,"body":"least if you look at engineer"},{"speaker":"Felix Wiesner","startTime":849.474,"endTime":851.524,"body":"timber and the most popular"},{"speaker":"Felix Wiesner","startTime":849.474,"endTime":851.524,"body":"product is probably cross"},{"speaker":"Felix Wiesner","startTime":851.524,"endTime":855.064,"body":"laminated timber and at least"},{"speaker":"Felix Wiesner","startTime":851.524,"endTime":855.064,"body":"in terms of volume, the cost is"},{"speaker":"Felix Wiesner","startTime":855.064,"endTime":858.514,"body":"really about reconfiguring the"},{"speaker":"Felix Wiesner","startTime":855.064,"endTime":858.514,"body":"factory where it's produced."},{"speaker":"Felix Wiesner","startTime":859.144,"endTime":862.444,"body":"So they really want like a"},{"speaker":"Felix Wiesner","startTime":859.144,"endTime":862.444,"body":"standard product that comes out."},{"speaker":"Felix Wiesner","startTime":862.654,"endTime":866.134,"body":"Like they don't want to have"},{"speaker":"Felix Wiesner","startTime":862.654,"endTime":866.134,"body":"too many changes and, and it"},{"speaker":"Felix Wiesner","startTime":866.134,"endTime":869.884,"body":"would really save money if you"},{"speaker":"Felix Wiesner","startTime":866.134,"endTime":869.884,"body":"have like a few standard sizes,"},{"speaker":"Felix Wiesner","startTime":870.254,"endTime":873.214,"body":"Then the next consideration"},{"speaker":"Felix Wiesner","startTime":870.254,"endTime":873.214,"body":"you can use your species"},{"speaker":"Felix Wiesner","startTime":873.214,"endTime":875.854,"body":"of wood, which might be"},{"speaker":"Felix Wiesner","startTime":873.214,"endTime":875.854,"body":"locally availability or,"},{"speaker":"Felix Wiesner","startTime":875.976,"endTime":877.091,"body":"desirable properties."},{"speaker":"Felix Wiesner","startTime":877.091,"endTime":879.471,"body":"You can change the thickness"},{"speaker":"Felix Wiesner","startTime":877.091,"endTime":879.471,"body":"of the different lamellas"},{"speaker":"Felix Wiesner","startTime":879.491,"endTime":880.361,"body":"that make up your wood."},{"speaker":"Felix Wiesner","startTime":881.061,"endTime":883.841,"body":"Then you can decide on the"},{"speaker":"Felix Wiesner","startTime":881.061,"endTime":883.841,"body":"adhesive, , which there are"},{"speaker":"Felix Wiesner","startTime":883.841,"endTime":887.141,"body":"certain cost considerations"},{"speaker":"Felix Wiesner","startTime":883.841,"endTime":887.141,"body":"there, health considerations"},{"speaker":"Felix Wiesner","startTime":887.141,"endTime":890.531,"body":"from the, gases that are"},{"speaker":"Felix Wiesner","startTime":887.141,"endTime":890.531,"body":"offset from the adhesive"},{"speaker":"Felix Wiesner","startTime":890.531,"endTime":892.841,"body":"as it cures and in the"},{"speaker":"Felix Wiesner","startTime":890.531,"endTime":892.841,"body":"lifetime of the timber."},{"speaker":"Felix Wiesner","startTime":893.141,"endTime":896.231,"body":"And then there's obviously"},{"speaker":"Felix Wiesner","startTime":893.141,"endTime":896.231,"body":"the fire safety, which, um, in"},{"speaker":"Felix Wiesner","startTime":896.231,"endTime":898.881,"body":"the last few years has become"},{"speaker":"Felix Wiesner","startTime":896.231,"endTime":898.881,"body":"quite prominent for adhesives."},{"speaker":"Felix Wiesner","startTime":899.411,"endTime":902.006,"body":"And all of these things"},{"speaker":"Felix Wiesner","startTime":899.411,"endTime":902.006,"body":"combined to, to form the"},{"speaker":"Felix Wiesner","startTime":902.006,"endTime":904.766,"body":"product and we'll have a"},{"speaker":"Felix Wiesner","startTime":902.006,"endTime":904.766,"body":"certain fire performance."},{"speaker":"Felix Wiesner","startTime":905.306,"endTime":908.936,"body":"And one of the thing I've"},{"speaker":"Felix Wiesner","startTime":905.306,"endTime":908.936,"body":"done for my PhD is look"},{"speaker":"Felix Wiesner","startTime":908.946,"endTime":911.296,"body":"at how do these factors"},{"speaker":"Felix Wiesner","startTime":908.946,"endTime":911.296,"body":"influence the end product."},{"speaker":"Felix Wiesner","startTime":911.296,"endTime":915.026,"body":"And it is quite interesting"},{"speaker":"Felix Wiesner","startTime":911.296,"endTime":915.026,"body":"that, in my PhD, when, when"},{"speaker":"Felix Wiesner","startTime":915.026,"endTime":918.506,"body":"we changed from our, from"},{"speaker":"Felix Wiesner","startTime":915.026,"endTime":918.506,"body":"a three-ply to a five ply,"},{"speaker":"Felix Wiesner","startTime":918.506,"endTime":920.746,"body":"and we also changed the"},{"speaker":"Felix Wiesner","startTime":918.506,"endTime":920.746,"body":"adhesive from a polyurethane"},{"speaker":"Felix Wiesner","startTime":920.746,"endTime":924.686,"body":"to melamine urea formaldehyde"},{"speaker":"Felix Wiesner","startTime":920.746,"endTime":924.686,"body":"adhesive, we increased a"},{"speaker":"Felix Wiesner","startTime":924.686,"endTime":927.446,"body":"load bearing capacity at"},{"speaker":"Felix Wiesner","startTime":924.686,"endTime":927.446,"body":"other same heat exposure"},{"speaker":"Felix Wiesner","startTime":927.446,"endTime":930.006,"body":"by 100% for some samples."},{"speaker":"Felix Wiesner","startTime":930.343,"endTime":932.743,"body":"So, And, under the"},{"speaker":"Felix Wiesner","startTime":930.343,"endTime":932.743,"body":"same equivalent load."},{"speaker":"Wojciech Wegrzynski","startTime":932.939,"endTime":934.769,"body":"and the"},{"speaker":"Wojciech Wegrzynski","startTime":932.939,"endTime":934.769,"body":"same width of the elements"},{"speaker":"Felix Wiesner","startTime":934.949,"endTime":936.989,"body":"uh, the same"},{"speaker":"Felix Wiesner","startTime":934.949,"endTime":936.989,"body":"overall with, so it was,"},{"speaker":"Felix Wiesner","startTime":937.079,"endTime":940.249,"body":"it was hundred millimeter"},{"speaker":"Felix Wiesner","startTime":937.079,"endTime":940.249,"body":"thickness, the three-ply of"},{"speaker":"Felix Wiesner","startTime":940.249,"endTime":944.809,"body":"a 40, 20, 40, and the five"},{"speaker":"Felix Wiesner","startTime":940.249,"endTime":944.809,"body":"ply were five times 20."},{"speaker":"Felix Wiesner","startTime":945.379,"endTime":946.819,"body":"So both a hundred millimeters."},{"speaker":"Felix Wiesner","startTime":947.674,"endTime":950.614,"body":"and in theory, the 40, 20,"},{"speaker":"Felix Wiesner","startTime":947.674,"endTime":950.614,"body":"40 is the one with the higher"},{"speaker":"Felix Wiesner","startTime":950.614,"endTime":953.284,"body":"structural capacity, because"},{"speaker":"Felix Wiesner","startTime":950.614,"endTime":953.284,"body":"it has all the parallel"},{"speaker":"Felix Wiesner","startTime":953.494,"endTime":956.914,"body":"strong layers on the outside,"},{"speaker":"Felix Wiesner","startTime":953.494,"endTime":956.914,"body":"which if you know a bit about"},{"speaker":"Felix Wiesner","startTime":956.914,"endTime":959.014,"body":"structure engineering, that's"},{"speaker":"Felix Wiesner","startTime":956.914,"endTime":959.014,"body":"where you want your material."},{"speaker":"Felix Wiesner","startTime":959.344,"endTime":961.174,"body":"That's why an I-beam"},{"speaker":"Felix Wiesner","startTime":959.344,"endTime":961.174,"body":"looks like an i-beam."},{"speaker":"Felix Wiesner","startTime":961.368,"endTime":964.954,"body":"But then in, fire, the"},{"speaker":"Felix Wiesner","startTime":961.368,"endTime":964.954,"body":"five plies perform much"},{"speaker":"Felix Wiesner","startTime":964.954,"endTime":967.114,"body":"better because they"},{"speaker":"Felix Wiesner","startTime":964.954,"endTime":967.114,"body":"have less sheer forces."},{"speaker":"Felix Wiesner","startTime":967.474,"endTime":969.994,"body":"You don't put all your"},{"speaker":"Felix Wiesner","startTime":967.474,"endTime":969.994,"body":"eggs in one basket because"},{"speaker":"Felix Wiesner","startTime":969.994,"endTime":972.214,"body":"once you you, burn through"},{"speaker":"Felix Wiesner","startTime":969.994,"endTime":972.214,"body":"the first load bearing"},{"speaker":"Felix Wiesner","startTime":972.394,"endTime":976.294,"body":"layer, you hit that first"},{"speaker":"Felix Wiesner","startTime":972.394,"endTime":976.294,"body":"crossway late after 20 mil."},{"speaker":"Felix Wiesner","startTime":976.294,"endTime":978.994,"body":"And that buys you some"},{"speaker":"Felix Wiesner","startTime":976.294,"endTime":978.994,"body":"time before you get to"},{"speaker":"Felix Wiesner","startTime":978.994,"endTime":981.094,"body":"the next load bearing"},{"speaker":"Felix Wiesner","startTime":978.994,"endTime":981.094,"body":"layer of our under 40 mil."},{"speaker":"Felix Wiesner","startTime":981.544,"endTime":985.144,"body":"You just keep burning through"},{"speaker":"Felix Wiesner","startTime":981.544,"endTime":985.144,"body":"half your load bearing capacity."},{"speaker":"Felix Wiesner","startTime":985.144,"endTime":987.729,"body":"And if you consider how the"},{"speaker":"Felix Wiesner","startTime":985.144,"endTime":987.729,"body":"neutral axis changes, , you're"},{"speaker":"Felix Wiesner","startTime":987.729,"endTime":991.296,"body":"really rapidly, eating away"},{"speaker":"Felix Wiesner","startTime":987.729,"endTime":991.296,"body":"at your, bearing capacity."},{"speaker":"Wojciech Wegrzynski","startTime":991.827,"endTime":994.257,"body":"When I'm"},{"speaker":"Wojciech Wegrzynski","startTime":991.827,"endTime":994.257,"body":"designing a steel structure,"},{"speaker":"Wojciech Wegrzynski","startTime":994.257,"endTime":997.387,"body":"it's usually a very simple"},{"speaker":"Wojciech Wegrzynski","startTime":994.257,"endTime":997.387,"body":"analysis to find, you know,"},{"speaker":"Wojciech Wegrzynski","startTime":997.417,"endTime":1000.597,"body":"encapsulation that will give"},{"speaker":"Wojciech Wegrzynski","startTime":997.417,"endTime":1000.597,"body":"me this temperature on the"},{"speaker":"Wojciech Wegrzynski","startTime":1000.597,"endTime":1003.867,"body":"steel when I'm, when you"},{"speaker":"Wojciech Wegrzynski","startTime":1000.597,"endTime":1003.867,"body":"design concrete, that's the"},{"speaker":"Wojciech Wegrzynski","startTime":1003.951,"endTime":1007.171,"body":"magical layer that, uh, will,"},{"speaker":"Wojciech Wegrzynski","startTime":1003.951,"endTime":1007.171,"body":"prevent my rebar reaching"},{"speaker":"Wojciech Wegrzynski","startTime":1007.171,"endTime":1008.611,"body":"a certain temperature."},{"speaker":"Wojciech Wegrzynski","startTime":1008.859,"endTime":1011.844,"body":"but here it seems fairly"},{"speaker":"Wojciech Wegrzynski","startTime":1008.859,"endTime":1011.844,"body":"complicated to have this."},{"speaker":"Felix Wiesner","startTime":1012.022,"endTime":1013.852,"body":"It's interesting"},{"speaker":"Felix Wiesner","startTime":1012.022,"endTime":1013.852,"body":"that you mentioned a magical"},{"speaker":"Felix Wiesner","startTime":1013.852,"endTime":1016.642,"body":"number for concrete because we"},{"speaker":"Felix Wiesner","startTime":1013.852,"endTime":1016.642,"body":"got the same thing for timber"},{"speaker":"Felix Wiesner","startTime":1016.702,"endTime":1019.055,"body":"and it's the zero strength"},{"speaker":"Felix Wiesner","startTime":1016.702,"endTime":1019.055,"body":"layer concept, which basically."},{"speaker":"Felix Wiesner","startTime":1019.9,"endTime":1022.51,"body":"Means you, you take your char"},{"speaker":"Felix Wiesner","startTime":1019.9,"endTime":1022.51,"body":"depth that you get from your"},{"speaker":"Felix Wiesner","startTime":1022.51,"endTime":1026.21,"body":"charring rate, which you, you"},{"speaker":"Felix Wiesner","startTime":1022.51,"endTime":1026.21,"body":"don't measure, after test, or"},{"speaker":"Felix Wiesner","startTime":1026.21,"endTime":1029.51,"body":"you assume certain chairing"},{"speaker":"Felix Wiesner","startTime":1026.21,"endTime":1029.51,"body":"rate than we have from empirical"},{"speaker":"Felix Wiesner","startTime":1029.51,"endTime":1030.8,"body":"observation and measurements."},{"speaker":"Felix Wiesner","startTime":1031.34,"endTime":1035.626,"body":"And then, um, in the eighties"},{"speaker":"Felix Wiesner","startTime":1031.34,"endTime":1035.626,"body":"Schaffer in the U S , did a"},{"speaker":"Felix Wiesner","startTime":1035.626,"endTime":1038.626,"body":"test and a lot of simulations"},{"speaker":"Felix Wiesner","startTime":1035.626,"endTime":1038.626,"body":"on glulam beams, and he'd"},{"speaker":"Felix Wiesner","startTime":1038.636,"endTime":1041.89,"body":"determined that the load bearing"},{"speaker":"Felix Wiesner","startTime":1038.636,"endTime":1041.89,"body":"capacity bending can then"},{"speaker":"Felix Wiesner","startTime":1041.89,"endTime":1044.98,"body":"be back calculated by taking"},{"speaker":"Felix Wiesner","startTime":1041.89,"endTime":1044.98,"body":"off an extra layer of seven"},{"speaker":"Felix Wiesner","startTime":1044.98,"endTime":1048.37,"body":"millimeter, which basically"},{"speaker":"Felix Wiesner","startTime":1044.98,"endTime":1048.37,"body":"lumps all the heat losses from"},{"speaker":"Felix Wiesner","startTime":1048.37,"endTime":1051.76,"body":"heat to timber below the char"},{"speaker":"Felix Wiesner","startTime":1048.37,"endTime":1051.76,"body":"layer into seven millimeter"},{"speaker":"Felix Wiesner","startTime":1052.03,"endTime":1054.04,"body":"to basically assume it's zero"},{"speaker":"Felix Wiesner","startTime":1052.03,"endTime":1054.04,"body":"and the seven millimeter."},{"speaker":"Felix Wiesner","startTime":1054.04,"endTime":1056.56,"body":"And then everything below"},{"speaker":"Felix Wiesner","startTime":1054.04,"endTime":1056.56,"body":"that is ultimate capacity."},{"speaker":"Felix Wiesner","startTime":1056.94,"endTime":1058.57,"body":"You also have that magic number."},{"speaker":"Felix Wiesner","startTime":1059.0,"endTime":1062.57,"body":"The problem with that is"},{"speaker":"Felix Wiesner","startTime":1059.0,"endTime":1062.57,"body":"that was for glulam for a"},{"speaker":"Felix Wiesner","startTime":1062.57,"endTime":1065.6,"body":"limited set of glulam beams"},{"speaker":"Felix Wiesner","startTime":1062.57,"endTime":1065.6,"body":"and likely just discussed."},{"speaker":"Felix Wiesner","startTime":1065.6,"endTime":1067.97,"body":"We now have all these exciting"},{"speaker":"Felix Wiesner","startTime":1065.6,"endTime":1067.97,"body":"products with different pieces"},{"speaker":"Felix Wiesner","startTime":1067.97,"endTime":1069.46,"body":"of timber, different adhesives."},{"speaker":"Felix Wiesner","startTime":1069.635,"endTime":1072.991,"body":"There's a lot of innovation"},{"speaker":"Felix Wiesner","startTime":1069.635,"endTime":1072.991,"body":"and the problem with that seven"},{"speaker":"Felix Wiesner","startTime":1072.991,"endTime":1076.111,"body":"millimeters that we found with"},{"speaker":"Felix Wiesner","startTime":1072.991,"endTime":1076.111,"body":"CLT, it doesn't really apply."},{"speaker":"Felix Wiesner","startTime":1076.561,"endTime":1078.031,"body":"You need much more than that."},{"speaker":"Felix Wiesner","startTime":1078.471,"endTime":1081.871,"body":"And obviously there is a"},{"speaker":"Felix Wiesner","startTime":1078.471,"endTime":1081.871,"body":"point to have these simple"},{"speaker":"Felix Wiesner","startTime":1081.871,"endTime":1084.841,"body":"values that give you simple"},{"speaker":"Felix Wiesner","startTime":1081.871,"endTime":1084.841,"body":"solutions, but you shouldn't"},{"speaker":"Felix Wiesner","startTime":1084.841,"endTime":1086.191,"body":"apply to a complex problem."},{"speaker":"Felix Wiesner","startTime":1086.461,"endTime":1089.521,"body":"If you have a glulam beam"},{"speaker":"Felix Wiesner","startTime":1086.461,"endTime":1089.521,"body":"and a simple structure, fine."},{"speaker":"Felix Wiesner","startTime":1089.971,"endTime":1092.971,"body":"If you decide the largest"},{"speaker":"Felix Wiesner","startTime":1089.971,"endTime":1092.971,"body":"timber building in the world,"},{"speaker":"Felix Wiesner","startTime":1093.001,"endTime":1095.671,"body":"that is by definition on"},{"speaker":"Felix Wiesner","startTime":1093.001,"endTime":1095.671,"body":"novel and complex structure,"},{"speaker":"Felix Wiesner","startTime":1096.181,"endTime":1098.911,"body":"you probably shouldn't"},{"speaker":"Felix Wiesner","startTime":1096.181,"endTime":1098.911,"body":"use that simple method."},{"speaker":"Felix Wiesner","startTime":1098.911,"endTime":1102.301,"body":"You should try to understand"},{"speaker":"Felix Wiesner","startTime":1098.911,"endTime":1102.301,"body":"the behavior of the system"},{"speaker":"Felix Wiesner","startTime":1102.661,"endTime":1104.761,"body":"and then come up with"},{"speaker":"Felix Wiesner","startTime":1102.661,"endTime":1104.761,"body":"engineering solutions."},{"speaker":"Felix Wiesner","startTime":1105.121,"endTime":1107.431,"body":"And these are like"},{"speaker":"Felix Wiesner","startTime":1105.121,"endTime":1107.431,"body":"two different ways."},{"speaker":"Felix Wiesner","startTime":1107.531,"endTime":1111.241,"body":"This is one thing where I"},{"speaker":"Felix Wiesner","startTime":1107.531,"endTime":1111.241,"body":"struggle a bit with fire"},{"speaker":"Felix Wiesner","startTime":1111.241,"endTime":1113.851,"body":"resistance testing, because"},{"speaker":"Felix Wiesner","startTime":1111.241,"endTime":1113.851,"body":"yes, it gives you an answer."},{"speaker":"Felix Wiesner","startTime":1113.851,"endTime":1117.521,"body":"it gives your a certain"},{"speaker":"Felix Wiesner","startTime":1113.851,"endTime":1117.521,"body":"safety, but, I guess Danny"},{"speaker":"Felix Wiesner","startTime":1117.571,"endTime":1118.501,"body":"touched upon that as well."},{"speaker":"Felix Wiesner","startTime":1119.206,"endTime":1121.806,"body":"The time fire assistance"},{"speaker":"Felix Wiesner","startTime":1119.206,"endTime":1121.806,"body":"in our timber building."},{"speaker":"Felix Wiesner","startTime":1121.836,"endTime":1124.446,"body":"If you consider the fire"},{"speaker":"Felix Wiesner","startTime":1121.836,"endTime":1124.446,"body":"dynamics doesn't mean that much."},{"speaker":"Felix Wiesner","startTime":1124.896,"endTime":1126.606,"body":"And also it hinder"},{"speaker":"Felix Wiesner","startTime":1124.896,"endTime":1126.606,"body":"us understanding."},{"speaker":"Felix Wiesner","startTime":1126.666,"endTime":1129.156,"body":"So again, if, if you look"},{"speaker":"Felix Wiesner","startTime":1126.666,"endTime":1129.156,"body":"for example at your colleague"},{"speaker":"Felix Wiesner","startTime":1129.186,"endTime":1131.406,"body":"that you mentioned, and"},{"speaker":"Felix Wiesner","startTime":1129.186,"endTime":1131.406,"body":"they're working on different"},{"speaker":"Felix Wiesner","startTime":1131.406,"endTime":1134.556,"body":"CLT, if they put out on your"},{"speaker":"Felix Wiesner","startTime":1131.406,"endTime":1134.556,"body":"product, they need to put"},{"speaker":"Felix Wiesner","startTime":1134.556,"endTime":1136.866,"body":"it for a fire assistance"},{"speaker":"Felix Wiesner","startTime":1134.556,"endTime":1136.866,"body":"test and a fire assistance"},{"speaker":"Felix Wiesner","startTime":1136.866,"endTime":1138.426,"body":"test is very expensive."},{"speaker":"Felix Wiesner","startTime":1138.583,"endTime":1142.45,"body":"so instead we need to compliment"},{"speaker":"Felix Wiesner","startTime":1138.583,"endTime":1142.45,"body":"these tests with research to"},{"speaker":"Felix Wiesner","startTime":1142.45,"endTime":1146.44,"body":"understand how the systems got"},{"speaker":"Felix Wiesner","startTime":1142.45,"endTime":1146.44,"body":"together and what your ultimate"},{"speaker":"Felix Wiesner","startTime":1146.44,"endTime":1148.75,"body":"outcome for the structure,"},{"speaker":"Felix Wiesner","startTime":1146.44,"endTime":1148.75,"body":"fire assistances, because"},{"speaker":"Felix Wiesner","startTime":1148.75,"endTime":1151.88,"body":"then we can, tweak the product"},{"speaker":"Felix Wiesner","startTime":1148.75,"endTime":1151.88,"body":"to a point, , where we can"},{"speaker":"Felix Wiesner","startTime":1151.88,"endTime":1155.57,"body":"say, okay, now I'm confident"},{"speaker":"Felix Wiesner","startTime":1151.88,"endTime":1155.57,"body":"that I have a safe product."},{"speaker":"Wojciech Wegrzynski","startTime":1156.331,"endTime":1157.661,"body":"We"},{"speaker":"Wojciech Wegrzynski","startTime":1156.331,"endTime":1157.661,"body":"have one of the biggest"},{"speaker":"Wojciech Wegrzynski","startTime":1157.661,"endTime":1158.621,"body":"fire labs in the Europe."},{"speaker":"Wojciech Wegrzynski","startTime":1158.621,"endTime":1160.961,"body":"So let's say we're cheating"},{"speaker":"Wojciech Wegrzynski","startTime":1158.621,"endTime":1160.961,"body":"in the department of costs"},{"speaker":"Wojciech Wegrzynski","startTime":1161.291,"endTime":1163.811,"body":"of fire testing our side."},{"speaker":"Wojciech Wegrzynski","startTime":1164.081,"endTime":1167.31,"body":"But I, I understand that, one"},{"speaker":"Wojciech Wegrzynski","startTime":1164.081,"endTime":1167.31,"body":"lab is not enough to,  solve"},{"speaker":"Wojciech Wegrzynski","startTime":1167.31,"endTime":1168.85,"body":"the issues , of the future."},{"speaker":"Wojciech Wegrzynski","startTime":1169.18,"endTime":1172.87,"body":"You've mentioned the research"},{"speaker":"Wojciech Wegrzynski","startTime":1169.18,"endTime":1172.87,"body":"on the chairing layer or"},{"speaker":"Wojciech Wegrzynski","startTime":1172.87,"endTime":1178.18,"body":"the protective layer was"},{"speaker":"Wojciech Wegrzynski","startTime":1172.87,"endTime":1178.18,"body":"done on glulam beams."},{"speaker":"Wojciech Wegrzynski","startTime":1178.76,"endTime":1180.05,"body":"But a stupid question."},{"speaker":"Wojciech Wegrzynski","startTime":1180.05,"endTime":1185.17,"body":"Does it extend also to like"},{"speaker":"Wojciech Wegrzynski","startTime":1180.05,"endTime":1185.17,"body":"columns or slabs or walls?"},{"speaker":"Wojciech Wegrzynski","startTime":1185.38,"endTime":1187.29,"body":"Like, can you extrapolate that"},{"speaker":"Felix Wiesner","startTime":1187.59,"endTime":1190.282,"body":"Yeah, I mean"},{"speaker":"Felix Wiesner","startTime":1187.59,"endTime":1190.282,"body":"the chairing rate of wood"},{"speaker":"Felix Wiesner","startTime":1190.382,"endTime":1191.672,"body":"shouldn't change that much."},{"speaker":"Felix Wiesner","startTime":1191.702,"endTime":1193.382,"body":"I mean, obviously the fire"},{"speaker":"Felix Wiesner","startTime":1191.702,"endTime":1193.382,"body":"dynamics will change a bit,"},{"speaker":"Felix Wiesner","startTime":1193.382,"endTime":1195.992,"body":"whether you have  a timber"},{"speaker":"Felix Wiesner","startTime":1193.382,"endTime":1195.992,"body":"piece that's horizontal or"},{"speaker":"Felix Wiesner","startTime":1195.992,"endTime":1199.022,"body":"vertical, just in terms of"},{"speaker":"Felix Wiesner","startTime":1195.992,"endTime":1199.022,"body":"buoyancy and a laminar flame,"},{"speaker":"Felix Wiesner","startTime":1199.622,"endTime":1202.682,"body":"but still the chairing rate"},{"speaker":"Felix Wiesner","startTime":1199.622,"endTime":1202.682,"body":"shouldn't change that much."},{"speaker":"Felix Wiesner","startTime":1202.772,"endTime":1205.292,"body":"But one thing that changes"},{"speaker":"Felix Wiesner","startTime":1202.772,"endTime":1205.292,"body":"the stress distribution"},{"speaker":"Felix Wiesner","startTime":1205.292,"endTime":1208.652,"body":"that you see and the effect"},{"speaker":"Felix Wiesner","startTime":1205.292,"endTime":1208.652,"body":"of heat on that stress."},{"speaker":"Felix Wiesner","startTime":1209.102,"endTime":1211.502,"body":"And to be honest, I don't"},{"speaker":"Felix Wiesner","startTime":1209.102,"endTime":1211.502,"body":"really care that much"},{"speaker":"Felix Wiesner","startTime":1211.502,"endTime":1212.522,"body":"about the charring rate."},{"speaker":"Felix Wiesner","startTime":1212.552,"endTime":1214.142,"body":"There's so much"},{"speaker":"Felix Wiesner","startTime":1212.552,"endTime":1214.142,"body":"research out there."},{"speaker":"Felix Wiesner","startTime":1214.142,"endTime":1215.302,"body":"There's a lot of numbers."},{"speaker":"Felix Wiesner","startTime":1215.972,"endTime":1218.852,"body":"We were getting quite good"},{"speaker":"Felix Wiesner","startTime":1215.972,"endTime":1218.852,"body":"at getting that right."},{"speaker":"Felix Wiesner","startTime":1219.392,"endTime":1222.482,"body":"And once timbers charred"},{"speaker":"Felix Wiesner","startTime":1219.392,"endTime":1222.482,"body":"it has nearly tripled,"},{"speaker":"Felix Wiesner","startTime":1222.752,"endTime":1223.952,"body":"strength and stiffness."},{"speaker":"Felix Wiesner","startTime":1223.952,"endTime":1226.352,"body":"So you can, if you take just"},{"speaker":"Felix Wiesner","startTime":1223.952,"endTime":1226.352,"body":"a piece of charcoal, I can"},{"speaker":"Felix Wiesner","startTime":1226.382,"endTime":1227.852,"body":"easily squeeze that in my hand."},{"speaker":"Felix Wiesner","startTime":1228.542,"endTime":1230.402,"body":"And that shows your"},{"speaker":"Felix Wiesner","startTime":1228.542,"endTime":1230.402,"body":"there's There's left"},{"speaker":"Felix Wiesner","startTime":1230.402,"endTime":1231.542,"body":"there to resist loads."},{"speaker":"Felix Wiesner","startTime":1232.052,"endTime":1234.732,"body":"What's interesting is what"},{"speaker":"Felix Wiesner","startTime":1232.052,"endTime":1234.732,"body":"happens to below the char layer."},{"speaker":"Felix Wiesner","startTime":1234.752,"endTime":1237.672,"body":"And that is we had a seven"},{"speaker":"Felix Wiesner","startTime":1234.752,"endTime":1237.672,"body":"millimeter zero strength"},{"speaker":"Felix Wiesner","startTime":1237.692,"endTime":1240.938,"body":"layer, or now we're working"},{"speaker":"Felix Wiesner","startTime":1237.692,"endTime":1240.938,"body":"on, adjusted zero strength,"},{"speaker":"Felix Wiesner","startTime":1240.938,"endTime":1242.018,"body":"layers come into play."},{"speaker":"Felix Wiesner","startTime":1242.018,"endTime":1244.162,"body":"And, to answer your question"},{"speaker":"Felix Wiesner","startTime":1242.018,"endTime":1244.162,"body":"about the difference between"},{"speaker":"Felix Wiesner","startTime":1244.162,"endTime":1246.772,"body":"a beam and a column is"},{"speaker":"Felix Wiesner","startTime":1244.162,"endTime":1246.772,"body":"that timber is affected"},{"speaker":"Felix Wiesner","startTime":1246.772,"endTime":1249.062,"body":"differently in compression,"},{"speaker":"Felix Wiesner","startTime":1246.772,"endTime":1249.062,"body":"that it has in tension."},{"speaker":"Felix Wiesner","startTime":1249.772,"endTime":1253.208,"body":"So in beam we have bending and"},{"speaker":"Felix Wiesner","startTime":1249.772,"endTime":1253.208,"body":"the tensile side is what is"},{"speaker":"Felix Wiesner","startTime":1253.208,"endTime":1256.358,"body":"affected in our column where"},{"speaker":"Felix Wiesner","startTime":1253.208,"endTime":1256.358,"body":"you have mainly compression."},{"speaker":"Felix Wiesner","startTime":1256.828,"endTime":1258.988,"body":"One thing that changes is that"},{"speaker":"Felix Wiesner","startTime":1256.828,"endTime":1258.988,"body":"in compression, the failure"},{"speaker":"Felix Wiesner","startTime":1258.988,"endTime":1260.578,"body":"mode is, , compressive yielding."},{"speaker":"Felix Wiesner","startTime":1260.818,"endTime":1265.558,"body":"So it's a plastic defamation"},{"speaker":"Felix Wiesner","startTime":1260.818,"endTime":1265.558,"body":"and, uh, the heat induced"},{"speaker":"Felix Wiesner","startTime":1265.608,"endTime":1266.878,"body":"changes are more severe."},{"speaker":"Felix Wiesner","startTime":1267.472,"endTime":1270.322,"body":"That is not only a thing"},{"speaker":"Felix Wiesner","startTime":1267.472,"endTime":1270.322,"body":"we need to consider"},{"speaker":"Felix Wiesner","startTime":1270.352,"endTime":1271.732,"body":"jumps off to temperature."},{"speaker":"Felix Wiesner","startTime":1272.212,"endTime":1274.487,"body":"Another very important"},{"speaker":"Felix Wiesner","startTime":1272.212,"endTime":1274.487,"body":"point is the moisture."},{"speaker":"Felix Wiesner","startTime":1274.577,"endTime":1277.517,"body":"Cause if you, if you have"},{"speaker":"Felix Wiesner","startTime":1274.577,"endTime":1277.517,"body":"perfectly dry timber and you"},{"speaker":"Felix Wiesner","startTime":1277.517,"endTime":1282.304,"body":"can heat it to 70, 80 degrees,"},{"speaker":"Felix Wiesner","startTime":1277.517,"endTime":1282.304,"body":"it won't change much in terms"},{"speaker":"Felix Wiesner","startTime":1282.304,"endTime":1283.564,"body":"of the structural capacity."},{"speaker":"Felix Wiesner","startTime":1283.608,"endTime":1285.507,"body":"But if you take a piece"},{"speaker":"Felix Wiesner","startTime":1283.608,"endTime":1285.507,"body":"of timber, that's,"},{"speaker":"Felix Wiesner","startTime":1285.537,"endTime":1287.11,"body":"very wet and moist."},{"speaker":"Felix Wiesner","startTime":1287.32,"endTime":1289.9,"body":"Even at ambient, temperatures"},{"speaker":"Felix Wiesner","startTime":1287.32,"endTime":1289.9,"body":"will be much weaker than,"},{"speaker":"Felix Wiesner","startTime":1289.904,"endTime":1290.957,"body":"dry piece of timber."},{"speaker":"Felix Wiesner","startTime":1291.767,"endTime":1294.86,"body":"And what happens is in a fire,"},{"speaker":"Felix Wiesner","startTime":1291.767,"endTime":1294.86,"body":"it's that, I mean, most timber"},{"speaker":"Felix Wiesner","startTime":1295.13,"endTime":1298.1,"body":"in a building situation we'll"},{"speaker":"Felix Wiesner","startTime":1295.13,"endTime":1298.1,"body":"have about 10% moisture content."},{"speaker":"Felix Wiesner","startTime":1298.1,"endTime":1299.63,"body":"So that's water"},{"speaker":"Felix Wiesner","startTime":1298.1,"endTime":1299.63,"body":"that's in the timber."},{"speaker":"Felix Wiesner","startTime":1300.17,"endTime":1302.66,"body":"So then in a fire that was"},{"speaker":"Felix Wiesner","startTime":1300.17,"endTime":1302.66,"body":"some of the water  will go"},{"speaker":"Felix Wiesner","startTime":1302.87,"endTime":1306.15,"body":"into your compartment and,"},{"speaker":"Felix Wiesner","startTime":1302.87,"endTime":1306.15,"body":"evaporate but part of the"},{"speaker":"Felix Wiesner","startTime":1306.15,"endTime":1308.82,"body":"water, the drive deeper into"},{"speaker":"Felix Wiesner","startTime":1306.15,"endTime":1308.82,"body":"the timber, away from the"},{"speaker":"Felix Wiesner","startTime":1308.82,"endTime":1311.297,"body":"heat, because you're creating"},{"speaker":"Felix Wiesner","startTime":1308.82,"endTime":1311.297,"body":"a pressure, so that water can"},{"speaker":"Felix Wiesner","startTime":1311.297,"endTime":1315.557,"body":"then accumulate and can really"},{"speaker":"Felix Wiesner","startTime":1311.297,"endTime":1315.557,"body":"weaken the timber deeper inside"},{"speaker":"Felix Wiesner","startTime":1316.262,"endTime":1318.452,"body":"And so, for example, if you"},{"speaker":"Felix Wiesner","startTime":1316.262,"endTime":1318.452,"body":"think about a column that's"},{"speaker":"Felix Wiesner","startTime":1318.452,"endTime":1321.422,"body":"exposed from four sides"},{"speaker":"Felix Wiesner","startTime":1318.452,"endTime":1321.422,"body":"somehow the water like drives"},{"speaker":"Felix Wiesner","startTime":1321.422,"endTime":1322.962,"body":"in and, gather somewhere."},{"speaker":"Felix Wiesner","startTime":1323.115,"endTime":1325.215,"body":"You don't end a core, or"},{"speaker":"Felix Wiesner","startTime":1323.115,"endTime":1325.215,"body":"if you have connections,"},{"speaker":"Felix Wiesner","startTime":1325.325,"endTime":1327.575,"body":"we're accumulated the"},{"speaker":"Felix Wiesner","startTime":1325.325,"endTime":1327.575,"body":"connections because it can"},{"speaker":"Felix Wiesner","startTime":1327.605,"endTime":1330.519,"body":"turn into vapor and then"},{"speaker":"Felix Wiesner","startTime":1327.605,"endTime":1330.519,"body":"travel through the timber and"},{"speaker":"Felix Wiesner","startTime":1330.579,"endTime":1332.589,"body":"will condense on surfaces."},{"speaker":"Felix Wiesner","startTime":1332.629,"endTime":1337.289,"body":"That's , if you really work, if"},{"speaker":"Felix Wiesner","startTime":1332.629,"endTime":1337.289,"body":"you get timber and you're loaded"},{"speaker":"Felix Wiesner","startTime":1337.319,"endTime":1341.119,"body":"and then you start heating it,"},{"speaker":"Felix Wiesner","startTime":1337.319,"endTime":1341.119,"body":"you'll see that the, water will"},{"speaker":"Felix Wiesner","startTime":1341.179,"endTime":1345.002,"body":"travel to where you have, metal"},{"speaker":"Felix Wiesner","startTime":1341.179,"endTime":1345.002,"body":"connections and where eventually"},{"speaker":"Felix Wiesner","startTime":1345.002,"endTime":1346.532,"body":"it accumulates and can scape."},{"speaker":"Felix Wiesner","startTime":1347.072,"endTime":1349.422,"body":"And when accumulated at a,"},{"speaker":"Felix Wiesner","startTime":1347.072,"endTime":1349.422,"body":"timber gets really soggy"},{"speaker":"Felix Wiesner","startTime":1349.442,"endTime":1351.452,"body":"and then it's really easy"},{"speaker":"Felix Wiesner","startTime":1349.442,"endTime":1351.452,"body":"to actually break it."},{"speaker":"Wojciech Wegrzynski","startTime":1351.601,"endTime":1353.281,"body":"It's"},{"speaker":"Wojciech Wegrzynski","startTime":1351.601,"endTime":1353.281,"body":"kind of, you know, very"},{"speaker":"Wojciech Wegrzynski","startTime":1353.281,"endTime":1358.981,"body":"abstract concept that exposing"},{"speaker":"Wojciech Wegrzynski","startTime":1353.281,"endTime":1358.981,"body":"something to fire creates"},{"speaker":"Wojciech Wegrzynski","startTime":1359.011,"endTime":1360.871,"body":"this water moving around."},{"speaker":"Wojciech Wegrzynski","startTime":1361.121,"endTime":1365.501,"body":"would say it's very difficult"},{"speaker":"Wojciech Wegrzynski","startTime":1361.121,"endTime":1365.501,"body":"to imagine, but, then I"},{"speaker":"Wojciech Wegrzynski","startTime":1365.501,"endTime":1369.321,"body":"remember when  we're in the lab"},{"speaker":"Wojciech Wegrzynski","startTime":1365.501,"endTime":1369.321,"body":"doing,  concrete slab tests."},{"speaker":"Wojciech Wegrzynski","startTime":1369.801,"endTime":1373.001,"body":"And whenever you do a concrete"},{"speaker":"Wojciech Wegrzynski","startTime":1369.801,"endTime":1373.001,"body":"slab fire resistance test"},{"speaker":"Wojciech Wegrzynski","startTime":1373.011,"endTime":1375.021,"body":"and you heat up the concrete,"},{"speaker":"Wojciech Wegrzynski","startTime":1373.011,"endTime":1375.021,"body":"you end up with a puddle"},{"speaker":"Wojciech Wegrzynski","startTime":1375.021,"endTime":1377.241,"body":"of water on the top of it."},{"speaker":"Wojciech Wegrzynski","startTime":1377.241,"endTime":1380.991,"body":"So I have this image in my"},{"speaker":"Wojciech Wegrzynski","startTime":1377.241,"endTime":1380.991,"body":"head that I can relate to."},{"speaker":"Wojciech Wegrzynski","startTime":1380.991,"endTime":1384.451,"body":"And it's something really"},{"speaker":"Wojciech Wegrzynski","startTime":1380.991,"endTime":1384.451,"body":"interesting that, this let's"},{"speaker":"Wojciech Wegrzynski","startTime":1384.451,"endTime":1388.531,"body":"say ecosystem within your"},{"speaker":"Wojciech Wegrzynski","startTime":1384.451,"endTime":1388.531,"body":"structural element would"},{"speaker":"Wojciech Wegrzynski","startTime":1388.531,"endTime":1390.541,"body":"have this, this big impact."},{"speaker":"Wojciech Wegrzynski","startTime":1390.931,"endTime":1395.187,"body":"And in terms of engineered"},{"speaker":"Wojciech Wegrzynski","startTime":1390.931,"endTime":1395.187,"body":"products like CLT will"},{"speaker":"Wojciech Wegrzynski","startTime":1395.187,"endTime":1398.527,"body":"this, , also be important for,"},{"speaker":"Wojciech Wegrzynski","startTime":1395.187,"endTime":1398.527,"body":"let's say, into layer bonds,"},{"speaker":"Wojciech Wegrzynski","startTime":1398.587,"endTime":1401.634,"body":"uh, or just the connections"},{"speaker":"Wojciech Wegrzynski","startTime":1398.587,"endTime":1401.634,"body":"to the other structures?"},{"speaker":"Felix Wiesner","startTime":1402.054,"endTime":1403.974,"body":"Measuring"},{"speaker":"Felix Wiesner","startTime":1402.054,"endTime":1403.974,"body":"the movement of moisture"},{"speaker":"Felix Wiesner","startTime":1403.974,"endTime":1404.994,"body":"is actually really tricky."},{"speaker":"Felix Wiesner","startTime":1405.445,"endTime":1407.425,"body":"You can infer the"},{"speaker":"Felix Wiesner","startTime":1405.445,"endTime":1407.425,"body":"moisture content from"},{"speaker":"Felix Wiesner","startTime":1407.425,"endTime":1410.925,"body":"the, from the connectivity"},{"speaker":"Felix Wiesner","startTime":1407.425,"endTime":1410.925,"body":"and the, resistivity,"},{"speaker":"Felix Wiesner","startTime":1411.525,"endTime":1413.865,"body":"but because it works on"},{"speaker":"Felix Wiesner","startTime":1411.525,"endTime":1413.865,"body":"all logarithmic scale, you"},{"speaker":"Felix Wiesner","startTime":1413.875,"endTime":1416.055,"body":"run into trouble at very"},{"speaker":"Felix Wiesner","startTime":1413.875,"endTime":1416.055,"body":"high moisture contents."},{"speaker":"Felix Wiesner","startTime":1416.085,"endTime":1418.725,"body":"Really, if you think about a"},{"speaker":"Felix Wiesner","startTime":1416.085,"endTime":1418.725,"body":"waterfall moving, you're talking"},{"speaker":"Felix Wiesner","startTime":1418.725,"endTime":1422.325,"body":"about a hundred percent, and it"},{"speaker":"Felix Wiesner","startTime":1418.725,"endTime":1422.325,"body":"is definitely an issue for the"},{"speaker":"Felix Wiesner","startTime":1422.335,"endTime":1425.198,"body":"inter layer bonds, because we"},{"speaker":"Felix Wiesner","startTime":1422.335,"endTime":1425.198,"body":"know that adhesive is weakened"},{"speaker":"Felix Wiesner","startTime":1425.198,"endTime":1427.548,"body":"by elevated temperatures,"},{"speaker":"Felix Wiesner","startTime":1425.198,"endTime":1427.548,"body":"but a lot of adhesive"},{"speaker":"Felix Wiesner","startTime":1427.608,"endTime":1430.898,"body":"types are also, weakened by"},{"speaker":"Felix Wiesner","startTime":1427.608,"endTime":1430.898,"body":"elevated moisture contents."},{"speaker":"Felix Wiesner","startTime":1431.388,"endTime":1434.418,"body":"Some tests in the"},{"speaker":"Felix Wiesner","startTime":1431.388,"endTime":1434.418,"body":"past have also shown."},{"speaker":"Felix Wiesner","startTime":1434.508,"endTime":1439.468,"body":"that the biggest reduction comes"},{"speaker":"Felix Wiesner","startTime":1434.508,"endTime":1439.468,"body":"from hot steam in on adhesive."},{"speaker":"Felix Wiesner","startTime":1440.178,"endTime":1442.518,"body":", so basically the water"},{"speaker":"Felix Wiesner","startTime":1440.178,"endTime":1442.518,"body":"that is vaporized and"},{"speaker":"Felix Wiesner","startTime":1442.528,"endTime":1443.658,"body":"hot enough to travel."},{"speaker":"Felix Wiesner","startTime":1444.288,"endTime":1447.235,"body":"And when that hits your"},{"speaker":"Felix Wiesner","startTime":1444.288,"endTime":1447.235,"body":"bond layer, that will weaken"},{"speaker":"Felix Wiesner","startTime":1447.235,"endTime":1448.455,"body":"your composite action."},{"speaker":"Felix Wiesner","startTime":1449.175,"endTime":1452.235,"body":"I think Danny touched upon the"},{"speaker":"Felix Wiesner","startTime":1449.175,"endTime":1452.235,"body":"concept of char fall off and"},{"speaker":"Felix Wiesner","startTime":1452.715,"endTime":1455.415,"body":"the bond and integrity, and,"},{"speaker":"Felix Wiesner","startTime":1452.715,"endTime":1455.415,"body":"and that is often considered"},{"speaker":"Felix Wiesner","startTime":1455.415,"endTime":1456.675,"body":"in terms of the fire dynamics."},{"speaker":"Felix Wiesner","startTime":1456.675,"endTime":1459.915,"body":"And that's very important"},{"speaker":"Felix Wiesner","startTime":1456.675,"endTime":1459.915,"body":"because if we get that and we"},{"speaker":"Felix Wiesner","startTime":1459.915,"endTime":1462.885,"body":"cannot extinguish the fire, the"},{"speaker":"Felix Wiesner","startTime":1459.915,"endTime":1462.885,"body":"fire does not extinguish itself."},{"speaker":"Felix Wiesner","startTime":1462.915,"endTime":1465.315,"body":"Then we don't need to"},{"speaker":"Felix Wiesner","startTime":1462.915,"endTime":1465.315,"body":"talk about the structural"},{"speaker":"Felix Wiesner","startTime":1465.315,"endTime":1467.955,"body":"capacity because if we have"},{"speaker":"Felix Wiesner","startTime":1465.315,"endTime":1467.955,"body":"a fire that never goes out,"},{"speaker":"Felix Wiesner","startTime":1467.982,"endTime":1470.662,"body":"then we can decide the strongest"},{"speaker":"Felix Wiesner","startTime":1467.982,"endTime":1470.662,"body":"structure in the world."},{"speaker":"Felix Wiesner","startTime":1470.692,"endTime":1472.012,"body":"Eventually you burned through."},{"speaker":"Felix Wiesner","startTime":1472.512,"endTime":1475.752,"body":"But obviously if you get to"},{"speaker":"Felix Wiesner","startTime":1472.512,"endTime":1475.752,"body":"the point where you design"},{"speaker":"Felix Wiesner","startTime":1475.752,"endTime":1477.772,"body":"your fire dynamics, right,"},{"speaker":"Felix Wiesner","startTime":1475.752,"endTime":1477.772,"body":"and you get the fire out."},{"speaker":"Felix Wiesner","startTime":1478.162,"endTime":1480.237,"body":"You still have to consider"},{"speaker":"Felix Wiesner","startTime":1478.162,"endTime":1480.237,"body":"that in that timeframe, your"},{"speaker":"Felix Wiesner","startTime":1480.237,"endTime":1482.787,"body":"structure needs to remain"},{"speaker":"Felix Wiesner","startTime":1480.237,"endTime":1482.787,"body":"standing and afterwards it"},{"speaker":"Felix Wiesner","startTime":1482.787,"endTime":1483.837,"body":"needs to remain standing."},{"speaker":"Felix Wiesner","startTime":1483.927,"endTime":1486.857,"body":"And to do that, we need"},{"speaker":"Felix Wiesner","startTime":1483.927,"endTime":1486.857,"body":"to consider the effect of"},{"speaker":"Felix Wiesner","startTime":1486.867,"endTime":1490.437,"body":"temperature and moisture"},{"speaker":"Felix Wiesner","startTime":1486.867,"endTime":1490.437,"body":"movements on the timber and"},{"speaker":"Felix Wiesner","startTime":1490.437,"endTime":1493.017,"body":"on the glue that holds it"},{"speaker":"Felix Wiesner","startTime":1490.437,"endTime":1493.017,"body":"together, because we said at"},{"speaker":"Felix Wiesner","startTime":1493.017,"endTime":1495.927,"body":"the beginning that you have all"},{"speaker":"Felix Wiesner","startTime":1493.017,"endTime":1495.927,"body":"these layers that you create,"},{"speaker":"Felix Wiesner","startTime":1495.927,"endTime":1497.367,"body":"this beautiful engineer timber."},{"speaker":"Felix Wiesner","startTime":1497.787,"endTime":1501.057,"body":"If you take away the glue that"},{"speaker":"Felix Wiesner","startTime":1497.787,"endTime":1501.057,"body":"hold it together, you suddenly"},{"speaker":"Felix Wiesner","startTime":1501.057,"endTime":1502.227,"body":"have a bunch of timber boards."},{"speaker":"Felix Wiesner","startTime":1502.227,"endTime":1504.327,"body":"So they behave differently"},{"speaker":"Felix Wiesner","startTime":1502.227,"endTime":1504.327,"body":"because they don't have"},{"speaker":"Felix Wiesner","startTime":1504.327,"endTime":1505.327,"body":"to composite action."},{"speaker":"Wojciech Wegrzynski","startTime":1505.827,"endTime":1507.837,"body":"And,"},{"speaker":"Wojciech Wegrzynski","startTime":1505.827,"endTime":1507.837,"body":"there a weak spot, like,"},{"speaker":"Wojciech Wegrzynski","startTime":1507.867,"endTime":1510.967,"body":"would that,  adhesive line"},{"speaker":"Wojciech Wegrzynski","startTime":1507.867,"endTime":1510.967,"body":"would be the weakest spot?"},{"speaker":"Wojciech Wegrzynski","startTime":1511.407,"endTime":1514.557,"body":"I had this episode with Ali"},{"speaker":"Wojciech Wegrzynski","startTime":1511.407,"endTime":1514.557,"body":"Ashrafi and he was talking about"},{"speaker":"Wojciech Wegrzynski","startTime":1515.157,"endTime":1518.76,"body":"resilience and an important"},{"speaker":"Wojciech Wegrzynski","startTime":1515.157,"endTime":1518.76,"body":"part of that, was, not just"},{"speaker":"Wojciech Wegrzynski","startTime":1518.82,"endTime":1522.307,"body":"the fact that structure will"},{"speaker":"Wojciech Wegrzynski","startTime":1518.82,"endTime":1522.307,"body":"not collapse it may collapse,"},{"speaker":"Wojciech Wegrzynski","startTime":1522.337,"endTime":1525.637,"body":"but to give a fairly long"},{"speaker":"Wojciech Wegrzynski","startTime":1522.337,"endTime":1525.637,"body":"warning and, do not have this,"},{"speaker":"Wojciech Wegrzynski","startTime":1525.637,"endTime":1528.697,"body":"collapse as a very sudden action"},{"speaker":"Wojciech Wegrzynski","startTime":1525.637,"endTime":1528.697,"body":"because that can trap people."},{"speaker":"Wojciech Wegrzynski","startTime":1529.097,"endTime":1531.987,"body":"Is there a sudden failure"},{"speaker":"Wojciech Wegrzynski","startTime":1529.097,"endTime":1531.987,"body":"mechanism for engineered timber"},{"speaker":"Wojciech Wegrzynski","startTime":1531.987,"endTime":1535.247,"body":"products in fire or it's more"},{"speaker":"Wojciech Wegrzynski","startTime":1531.987,"endTime":1535.247,"body":"like degrading over time?"},{"speaker":"Felix Wiesner","startTime":1535.662,"endTime":1537.432,"body":"I would say"},{"speaker":"Felix Wiesner","startTime":1535.662,"endTime":1537.432,"body":"it's degrading over time."},{"speaker":"Felix Wiesner","startTime":1537.682,"endTime":1541.767,"body":"Timber itself is brittle"},{"speaker":"Felix Wiesner","startTime":1537.682,"endTime":1541.767,"body":"at least in tension and it"},{"speaker":"Felix Wiesner","startTime":1541.767,"endTime":1545.397,"body":"can fail quite explosively."},{"speaker":"Felix Wiesner","startTime":1546.057,"endTime":1548.817,"body":"Um, I had a timber piece"},{"speaker":"Felix Wiesner","startTime":1546.057,"endTime":1548.817,"body":"tested in the lab and it"},{"speaker":"Felix Wiesner","startTime":1548.817,"endTime":1552.123,"body":"snapped in half due to"},{"speaker":"Felix Wiesner","startTime":1548.817,"endTime":1552.123,"body":"buckling which was very loud"},{"speaker":"Felix Wiesner","startTime":1552.123,"endTime":1553.499,"body":"and frankly, a bit scary."},{"speaker":"Felix Wiesner","startTime":1553.499,"endTime":1557.425,"body":"but in fire, because you slowly"},{"speaker":"Felix Wiesner","startTime":1553.499,"endTime":1557.425,"body":"get the deterioration, the"},{"speaker":"Felix Wiesner","startTime":1557.425,"endTime":1560.515,"body":"slow increase in temperature,"},{"speaker":"Felix Wiesner","startTime":1557.425,"endTime":1560.515,"body":"you will see deflections"},{"speaker":"Felix Wiesner","startTime":1560.965,"endTime":1564.145,"body":"that increase hopefully"},{"speaker":"Felix Wiesner","startTime":1560.965,"endTime":1564.145,"body":"before you get to failure."},{"speaker":"Felix Wiesner","startTime":1564.145,"endTime":1565.295,"body":"So you, have some warning."},{"speaker":"Felix Wiesner","startTime":1566.035,"endTime":1568.592,"body":"The individual failure mode"},{"speaker":"Felix Wiesner","startTime":1566.035,"endTime":1568.592,"body":"of the adhesive depends"},{"speaker":"Felix Wiesner","startTime":1568.592,"endTime":1570.842,"body":"on the adhesive type,"},{"speaker":"Felix Wiesner","startTime":1568.592,"endTime":1570.842,"body":"depends on the temperature."},{"speaker":"Felix Wiesner","startTime":1571.412,"endTime":1574.352,"body":"But I wouldn't imagine"},{"speaker":"Felix Wiesner","startTime":1571.412,"endTime":1574.352,"body":"that you suddenly see a"},{"speaker":"Felix Wiesner","startTime":1574.352,"endTime":1576.782,"body":"piece of timber, a sudden"},{"speaker":"Felix Wiesner","startTime":1574.352,"endTime":1576.782,"body":"all the adhesive is gone."},{"speaker":"Felix Wiesner","startTime":1576.782,"endTime":1580.912,"body":"And even if you slowly lose"},{"speaker":"Felix Wiesner","startTime":1576.782,"endTime":1580.912,"body":"the adhesive over time,"},{"speaker":"Felix Wiesner","startTime":1581.392,"endTime":1584.092,"body":"that will then slowly reduce"},{"speaker":"Felix Wiesner","startTime":1581.392,"endTime":1584.092,"body":"your composite action, which"},{"speaker":"Felix Wiesner","startTime":1584.092,"endTime":1587.065,"body":"you reduces your overall"},{"speaker":"Felix Wiesner","startTime":1584.092,"endTime":1587.065,"body":"second area of, models."},{"speaker":"Felix Wiesner","startTime":1587.235,"endTime":1588.945,"body":"And that will"},{"speaker":"Felix Wiesner","startTime":1587.235,"endTime":1588.945,"body":"increase deflections."},{"speaker":"Felix Wiesner","startTime":1589.425,"endTime":1591.145,"body":"So , you do get some"},{"speaker":"Felix Wiesner","startTime":1589.425,"endTime":1591.145,"body":"warning, I think."},{"speaker":"Felix Wiesner","startTime":1591.175,"endTime":1593.895,"body":"But then ultimately it also"},{"speaker":"Felix Wiesner","startTime":1591.175,"endTime":1593.895,"body":"depends on the house, your"},{"speaker":"Felix Wiesner","startTime":1593.895,"endTime":1596.565,"body":"structure decide, how are your"},{"speaker":"Felix Wiesner","startTime":1593.895,"endTime":1596.565,"body":"connections decide to give"},{"speaker":"Felix Wiesner","startTime":1596.565,"endTime":1599.235,"body":"you some redundancy there,"},{"speaker":"Felix Wiesner","startTime":1596.565,"endTime":1599.235,"body":"because if you just have"},{"speaker":"Felix Wiesner","startTime":1599.235,"endTime":1602.895,"body":"simply supported elements that"},{"speaker":"Felix Wiesner","startTime":1599.235,"endTime":1602.895,"body":"are screwed together, then"},{"speaker":"Felix Wiesner","startTime":1602.895,"endTime":1605.865,"body":"when you get to the point of"},{"speaker":"Felix Wiesner","startTime":1602.895,"endTime":1605.865,"body":"failure, you either get the"},{"speaker":"Felix Wiesner","startTime":1605.905,"endTime":1609.302,"body":"tensile failure or the yield"},{"speaker":"Felix Wiesner","startTime":1605.905,"endTime":1609.302,"body":"failure after compression,"},{"speaker":"Felix Wiesner","startTime":1609.782,"endTime":1612.092,"body":"which if you don't have"},{"speaker":"Felix Wiesner","startTime":1609.782,"endTime":1612.092,"body":"redundancy, you will progress"},{"speaker":"Felix Wiesner","startTime":1612.092,"endTime":1613.462,"body":"very quickly to collapse."},{"speaker":"Wojciech Wegrzynski","startTime":1614.042,"endTime":1616.577,"body":"I must"},{"speaker":"Wojciech Wegrzynski","startTime":1614.042,"endTime":1616.577,"body":"say that, image of this, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":1616.793,"endTime":1620.903,"body":"say glue line,  failure painted"},{"speaker":"Wojciech Wegrzynski","startTime":1616.793,"endTime":1620.903,"body":"in my head was there will"},{"speaker":"Wojciech Wegrzynski","startTime":1620.903,"endTime":1624.623,"body":"be like whole planks or wood"},{"speaker":"Wojciech Wegrzynski","startTime":1620.903,"endTime":1624.623,"body":"falling down from the ceiling."},{"speaker":"Wojciech Wegrzynski","startTime":1624.623,"endTime":1627.203,"body":"As soon as the"},{"speaker":"Wojciech Wegrzynski","startTime":1624.623,"endTime":1627.203,"body":"glue is heated up."},{"speaker":"Wojciech Wegrzynski","startTime":1627.593,"endTime":1629.853,"body":"And that was what I"},{"speaker":"Wojciech Wegrzynski","startTime":1627.593,"endTime":1629.853,"body":"thought it will be."},{"speaker":"Wojciech Wegrzynski","startTime":1629.853,"endTime":1634.083,"body":"And how I imagine this, because"},{"speaker":"Wojciech Wegrzynski","startTime":1629.853,"endTime":1634.083,"body":"it was brought as a very"},{"speaker":"Wojciech Wegrzynski","startTime":1634.083,"endTime":1635.733,"body":"serious issue in the community."},{"speaker":"Wojciech Wegrzynski","startTime":1636.033,"endTime":1638.703,"body":"And then I've done this"},{"speaker":"Wojciech Wegrzynski","startTime":1636.033,"endTime":1638.703,"body":"experiments with OFR Danny, and"},{"speaker":"Wojciech Wegrzynski","startTime":1638.793,"endTime":1640.093,"body":"the Structural Timber Alliance."},{"speaker":"Wojciech Wegrzynski","startTime":1640.113,"endTime":1646.74,"body":"And, we've pushed a slab to"},{"speaker":"Wojciech Wegrzynski","startTime":1640.113,"endTime":1646.74,"body":"mode where it was heated for."},{"speaker":"Wojciech Wegrzynski","startTime":1646.772,"endTime":1648.152,"body":"Long long period of time."},{"speaker":"Wojciech Wegrzynski","startTime":1648.152,"endTime":1650.522,"body":"So we had these glue line"},{"speaker":"Wojciech Wegrzynski","startTime":1648.152,"endTime":1650.522,"body":"failure multiple times"},{"speaker":"Wojciech Wegrzynski","startTime":1650.522,"endTime":1656.252,"body":"actually, and it was not really"},{"speaker":"Wojciech Wegrzynski","startTime":1650.522,"endTime":1656.252,"body":"this spectacular failure of"},{"speaker":"Wojciech Wegrzynski","startTime":1656.282,"endTime":1657.842,"body":"the whole timber element."},{"speaker":"Wojciech Wegrzynski","startTime":1658.145,"endTime":1660.425,"body":"was not that a plank would"},{"speaker":"Wojciech Wegrzynski","startTime":1658.145,"endTime":1660.425,"body":"fall down and then I would"},{"speaker":"Wojciech Wegrzynski","startTime":1660.425,"endTime":1663.362,"body":"have virgin wood exposed"},{"speaker":"Wojciech Wegrzynski","startTime":1660.425,"endTime":1663.362,"body":", but I could describe it"},{"speaker":"Wojciech Wegrzynski","startTime":1663.362,"endTime":1665.578,"body":"best as rain of charcoal."},{"speaker":"Wojciech Wegrzynski","startTime":1665.628,"endTime":1668.745,"body":"These small charcoal"},{"speaker":"Wojciech Wegrzynski","startTime":1665.628,"endTime":1668.745,"body":"elements, falling down."},{"speaker":"Wojciech Wegrzynski","startTime":1668.745,"endTime":1671.805,"body":"Sometimes there was a"},{"speaker":"Wojciech Wegrzynski","startTime":1668.745,"endTime":1671.805,"body":"slightly larger element,"},{"speaker":"Wojciech Wegrzynski","startTime":1671.835,"endTime":1676.158,"body":"but I've never seen a single"},{"speaker":"Wojciech Wegrzynski","startTime":1671.835,"endTime":1676.158,"body":"plank full down at one time"},{"speaker":"Wojciech Wegrzynski","startTime":1676.478,"endTime":1679.828,"body":"For me, it was surprising"},{"speaker":"Wojciech Wegrzynski","startTime":1676.478,"endTime":1679.828,"body":"how well this Product and"},{"speaker":"Wojciech Wegrzynski","startTime":1679.858,"endTime":1683.418,"body":"remains like, it's integrity"},{"speaker":"Wojciech Wegrzynski","startTime":1679.858,"endTime":1683.418,"body":"in terms of, having these"},{"speaker":"Wojciech Wegrzynski","startTime":1683.418,"endTime":1685.621,"body":"planks attached to each"},{"speaker":"Wojciech Wegrzynski","startTime":1683.418,"endTime":1685.621,"body":"other only through the glue."},{"speaker":"Wojciech Wegrzynski","startTime":1686.101,"endTime":1688.431,"body":"And I must say it was"},{"speaker":"Wojciech Wegrzynski","startTime":1686.101,"endTime":1688.431,"body":"also a loaded elements,"},{"speaker":"Wojciech Wegrzynski","startTime":1688.431,"endTime":1690.441,"body":"it was not just a slap"},{"speaker":"Wojciech Wegrzynski","startTime":1688.431,"endTime":1690.441,"body":"that was standing there."},{"speaker":"Wojciech Wegrzynski","startTime":1690.711,"endTime":1693.111,"body":"What's your experience"},{"speaker":"Wojciech Wegrzynski","startTime":1690.711,"endTime":1693.111,"body":"because you've tested so"},{"speaker":"Wojciech Wegrzynski","startTime":1693.111,"endTime":1696.071,"body":"many of these adhesive"},{"speaker":"Wojciech Wegrzynski","startTime":1693.111,"endTime":1696.071,"body":"types, what's your experience"},{"speaker":"Wojciech Wegrzynski","startTime":1696.071,"endTime":1697.271,"body":"with this glue line failure"},{"speaker":"Felix Wiesner","startTime":1697.321,"endTime":1698.851,"body":"I mean,"},{"speaker":"Felix Wiesner","startTime":1697.321,"endTime":1698.851,"body":"people discuss about the"},{"speaker":"Felix Wiesner","startTime":1698.931,"endTime":1700.111,"body":"different terminology."},{"speaker":"Felix Wiesner","startTime":1700.111,"endTime":1701.131,"body":"Some people call"},{"speaker":"Wojciech Wegrzynski","startTime":1701.176,"endTime":1701.476,"body":"Yeah."},{"speaker":"Felix Wiesner","startTime":1701.761,"endTime":1703.051,"body":"it char fall off."},{"speaker":"Felix Wiesner","startTime":1703.391,"endTime":1705.071,"body":"Some people say"},{"speaker":"Felix Wiesner","startTime":1703.391,"endTime":1705.071,"body":"delaminations, that people"},{"speaker":"Felix Wiesner","startTime":1705.081,"endTime":1705.921,"body":"say they're debonding."},{"speaker":"Felix Wiesner","startTime":1706.181,"endTime":1708.601,"body":"So there's still a lot"},{"speaker":"Felix Wiesner","startTime":1706.181,"endTime":1708.601,"body":"of discussion about the"},{"speaker":"Felix Wiesner","startTime":1708.601,"endTime":1709.321,"body":"correct terminology."},{"speaker":"Felix Wiesner","startTime":1710.246,"endTime":1713.186,"body":"Usually what you"},{"speaker":"Felix Wiesner","startTime":1710.246,"endTime":1713.186,"body":"see, it depends what,"},{"speaker":"Felix Wiesner","startTime":1713.396,"endTime":1716.576,"body":"when this sort of crew line"},{"speaker":"Felix Wiesner","startTime":1713.396,"endTime":1716.576,"body":"integrity failure happens"},{"speaker":"Felix Wiesner","startTime":1716.576,"endTime":1719.976,"body":"is if your outer layer,"},{"speaker":"Felix Wiesner","startTime":1716.576,"endTime":1719.976,"body":"the first layer to the glue"},{"speaker":"Felix Wiesner","startTime":1719.996,"endTime":1722.636,"body":"line has already completely"},{"speaker":"Felix Wiesner","startTime":1719.996,"endTime":1722.636,"body":"charred then what happens"},{"speaker":"Felix Wiesner","startTime":1722.636,"endTime":1723.806,"body":"is the char will fall off."},{"speaker":"Felix Wiesner","startTime":1724.496,"endTime":1726.626,"body":"And as we said earlier,"},{"speaker":"Felix Wiesner","startTime":1724.496,"endTime":1726.626,"body":"that doesn't have structural"},{"speaker":"Felix Wiesner","startTime":1726.626,"endTime":1729.566,"body":"consequences because you've"},{"speaker":"Felix Wiesner","startTime":1726.626,"endTime":1729.566,"body":"already lost all the strength"},{"speaker":"Felix Wiesner","startTime":1729.566,"endTime":1730.346,"body":"and stiffness in that."},{"speaker":"Wojciech Wegrzynski","startTime":1730.476,"endTime":1730.866,"body":"Okay."},{"speaker":"Felix Wiesner","startTime":1731.046,"endTime":1732.673,"body":"The other"},{"speaker":"Felix Wiesner","startTime":1731.046,"endTime":1732.673,"body":"thing that can happen is when"},{"speaker":"Felix Wiesner","startTime":1732.673,"endTime":1735.483,"body":"you still have, , a bit of"},{"speaker":"Felix Wiesner","startTime":1732.673,"endTime":1735.483,"body":"timber and that starts to"},{"speaker":"Felix Wiesner","startTime":1735.771,"endTime":1738.906,"body":"delaminate , So basically"},{"speaker":"Felix Wiesner","startTime":1735.771,"endTime":1738.906,"body":"you have timber piece that's"},{"speaker":"Felix Wiesner","startTime":1738.936,"endTime":1742.026,"body":"partially charred but at the"},{"speaker":"Felix Wiesner","startTime":1738.936,"endTime":1742.026,"body":"bottom line it's still timber"},{"speaker":"Felix Wiesner","startTime":1742.416,"endTime":1744.366,"body":"and it starts to weaken there."},{"speaker":"Felix Wiesner","startTime":1744.816,"endTime":1746.826,"body":"But the problem there is"},{"speaker":"Felix Wiesner","startTime":1744.816,"endTime":1746.826,"body":"that not that the whole"},{"speaker":"Felix Wiesner","startTime":1746.826,"endTime":1747.876,"body":"plank will fall off."},{"speaker":"Felix Wiesner","startTime":1748.386,"endTime":1750.936,"body":"Um, in my opinion, the"},{"speaker":"Felix Wiesner","startTime":1748.386,"endTime":1750.936,"body":"problem happens much earlier"},{"speaker":"Felix Wiesner","startTime":1750.936,"endTime":1754.296,"body":"because if you get to that"},{"speaker":"Felix Wiesner","startTime":1750.936,"endTime":1754.296,"body":"stage where it separates, you"},{"speaker":"Felix Wiesner","startTime":1754.296,"endTime":1758.076,"body":"get to a stage where,  the"},{"speaker":"Felix Wiesner","startTime":1754.296,"endTime":1758.076,"body":"bonding quality reduces."},{"speaker":"Felix Wiesner","startTime":1758.496,"endTime":1762.108,"body":"And actually tests that, we"},{"speaker":"Felix Wiesner","startTime":1758.496,"endTime":1762.108,"body":"have, back at the university"},{"speaker":"Felix Wiesner","startTime":1762.108,"endTime":1764.938,"body":"of Edinburgh,  we loaded"},{"speaker":"Felix Wiesner","startTime":1762.108,"endTime":1764.938,"body":"beams and we heated not"},{"speaker":"Felix Wiesner","startTime":1764.938,"endTime":1768.138,"body":"to fire temperatures, but,"},{"speaker":"Felix Wiesner","startTime":1764.938,"endTime":1768.138,"body":"you know, heating chamber"},{"speaker":"Felix Wiesner","startTime":1768.148,"endTime":1771.888,"body":"up to 150 degrees and we"},{"speaker":"Felix Wiesner","startTime":1768.148,"endTime":1771.888,"body":"saw like one adhesive type"},{"speaker":"Felix Wiesner","startTime":1771.918,"endTime":1774.498,"body":"deflected, much more, but"},{"speaker":"Felix Wiesner","startTime":1771.918,"endTime":1774.498,"body":"we couldn't see it visually."},{"speaker":"Felix Wiesner","startTime":1774.595,"endTime":1777.655,"body":"So we couldn't make out"},{"speaker":"Felix Wiesner","startTime":1774.595,"endTime":1777.655,"body":"any falling off or any"},{"speaker":"Felix Wiesner","startTime":1777.655,"endTime":1778.735,"body":"separation of the layers."},{"speaker":"Felix Wiesner","startTime":1778.765,"endTime":1780.955,"body":"But there was clearly a"},{"speaker":"Felix Wiesner","startTime":1778.765,"endTime":1780.955,"body":"difference because the only"},{"speaker":"Felix Wiesner","startTime":1780.955,"endTime":1783.265,"body":"difference in these two"},{"speaker":"Felix Wiesner","startTime":1780.955,"endTime":1783.265,"body":"products was the adhesive."},{"speaker":"Felix Wiesner","startTime":1783.468,"endTime":1786.068,"body":"And that's really interesting"},{"speaker":"Felix Wiesner","startTime":1783.468,"endTime":1786.068,"body":"because it means that"},{"speaker":"Felix Wiesner","startTime":1786.438,"endTime":1791.468,"body":"deterioration of the after glue"},{"speaker":"Felix Wiesner","startTime":1786.438,"endTime":1791.468,"body":"happens much earlier before"},{"speaker":"Felix Wiesner","startTime":1791.468,"endTime":1795.599,"body":"you see these problems of char"},{"speaker":"Felix Wiesner","startTime":1791.468,"endTime":1795.599,"body":"fall off and delamination."},{"speaker":"Felix Wiesner","startTime":1796.195,"endTime":1798.355,"body":"And it has structural"},{"speaker":"Felix Wiesner","startTime":1796.195,"endTime":1798.355,"body":"consequences."},{"speaker":"Felix Wiesner","startTime":1798.775,"endTime":1801.235,"body":"I mean, eventually we saw"},{"speaker":"Felix Wiesner","startTime":1798.775,"endTime":1801.235,"body":"something in terms of looking"},{"speaker":"Felix Wiesner","startTime":1801.235,"endTime":1804.215,"body":"at it from the digital"},{"speaker":"Felix Wiesner","startTime":1801.235,"endTime":1804.215,"body":"image correlation, where"},{"speaker":"Felix Wiesner","startTime":1804.215,"endTime":1807.391,"body":"you look at like each image"},{"speaker":"Felix Wiesner","startTime":1804.215,"endTime":1807.391,"body":"every few seconds and you"},{"speaker":"Felix Wiesner","startTime":1807.391,"endTime":1808.471,"body":"measure the defamation."},{"speaker":"Felix Wiesner","startTime":1808.481,"endTime":1809.401,"body":"So you will see,"},{"speaker":"Wojciech Wegrzynski","startTime":1809.466,"endTime":1809.826,"body":"Mm,"},{"speaker":"Felix Wiesner","startTime":1809.911,"endTime":1811.471,"body":"can use that"},{"speaker":"Felix Wiesner","startTime":1809.911,"endTime":1811.471,"body":"to calculate your sheer"},{"speaker":"Felix Wiesner","startTime":1811.471,"endTime":1812.321,"body":"strains and you'll see."},{"speaker":"Felix Wiesner","startTime":1812.321,"endTime":1816.653,"body":"Yeah, in an adhesive that"},{"speaker":"Felix Wiesner","startTime":1812.321,"endTime":1816.653,"body":"weakens the strains will"},{"speaker":"Felix Wiesner","startTime":1816.653,"endTime":1819.173,"body":"be concentrated in the glue"},{"speaker":"Felix Wiesner","startTime":1816.653,"endTime":1819.173,"body":"line instead of the timber,"},{"speaker":"Felix Wiesner","startTime":1819.173,"endTime":1822.263,"body":"because you're, you'll see some"},{"speaker":"Felix Wiesner","startTime":1819.173,"endTime":1822.263,"body":"defamation that you might not"},{"speaker":"Felix Wiesner","startTime":1822.353,"endTime":1826.703,"body":"see visually, but you catch"},{"speaker":"Felix Wiesner","startTime":1822.353,"endTime":1826.703,"body":"it by really slowing down the"},{"speaker":"Felix Wiesner","startTime":1826.703,"endTime":1829.793,"body":"process with, by going image"},{"speaker":"Felix Wiesner","startTime":1826.703,"endTime":1829.793,"body":"by image, frame, by frame."},{"speaker":"Wojciech Wegrzynski","startTime":1830.076,"endTime":1832.236,"body":"and"},{"speaker":"Wojciech Wegrzynski","startTime":1830.076,"endTime":1832.236,"body":"it was done on the, on what"},{"speaker":"Wojciech Wegrzynski","startTime":1832.236,"endTime":1833.902,"body":"type of element beams slabs?"},{"speaker":"Felix Wiesner","startTime":1833.902,"endTime":1836.383,"body":"I mean, we've"},{"speaker":"Felix Wiesner","startTime":1833.902,"endTime":1836.383,"body":"seen that for beams there that"},{"speaker":"Felix Wiesner","startTime":1836.383,"endTime":1839.113,"body":"was beams that were constantly"},{"speaker":"Felix Wiesner","startTime":1836.383,"endTime":1839.113,"body":"loaded and then heated."},{"speaker":"Felix Wiesner","startTime":1839.533,"endTime":1843.083,"body":"But similarly we have done,"},{"speaker":"Felix Wiesner","startTime":1839.533,"endTime":1843.083,"body":"wall strips where we used"},{"speaker":"Felix Wiesner","startTime":1843.143,"endTime":1844.463,"body":"device with higher temperature."},{"speaker":"Felix Wiesner","startTime":1844.473,"endTime":1846.683,"body":"So we use proper"},{"speaker":"Felix Wiesner","startTime":1844.473,"endTime":1846.683,"body":"fire temperature."},{"speaker":"Felix Wiesner","startTime":1846.683,"endTime":1849.743,"body":"So we used a radiant panel with"},{"speaker":"Felix Wiesner","startTime":1846.683,"endTime":1849.743,"body":"50 kilowatts per meter squared"},{"speaker":"Felix Wiesner","startTime":1849.743,"endTime":1851.063,"body":"on the surface of the timber."},{"speaker":"Felix Wiesner","startTime":1851.813,"endTime":1854.94,"body":"And in that case, we also saw"},{"speaker":"Felix Wiesner","startTime":1851.813,"endTime":1854.94,"body":"that, the deflections that"},{"speaker":"Felix Wiesner","startTime":1854.94,"endTime":1858.9,"body":"we measured increased for one"},{"speaker":"Felix Wiesner","startTime":1854.94,"endTime":1858.9,"body":"type of adhesive way before"},{"speaker":"Felix Wiesner","startTime":1858.9,"endTime":1860.35,"body":"we even saw char fall off."},{"speaker":"Felix Wiesner","startTime":1860.508,"endTime":1864.415,"body":"If we tested that with a"},{"speaker":"Felix Wiesner","startTime":1860.508,"endTime":1864.415,"body":"reduced heat flux, we eventually"},{"speaker":"Felix Wiesner","startTime":1864.415,"endTime":1869.061,"body":"got char fall off before we"},{"speaker":"Felix Wiesner","startTime":1864.415,"endTime":1869.061,"body":"reached the structural failure."},{"speaker":"Felix Wiesner","startTime":1869.631,"endTime":1873.101,"body":"But, um, at a high heat"},{"speaker":"Felix Wiesner","startTime":1869.631,"endTime":1873.101,"body":"flux we actually saw a"},{"speaker":"Felix Wiesner","startTime":1873.101,"endTime":1875.471,"body":"structural failure before"},{"speaker":"Felix Wiesner","startTime":1873.101,"endTime":1875.471,"body":"the char falls off."},{"speaker":"Felix Wiesner","startTime":1876.151,"endTime":1880.205,"body":"That is an issue because, even"},{"speaker":"Felix Wiesner","startTime":1876.151,"endTime":1880.205,"body":"if you can prevent the char"},{"speaker":"Felix Wiesner","startTime":1880.205,"endTime":1883.415,"body":"fall off and therefore solve"},{"speaker":"Felix Wiesner","startTime":1880.205,"endTime":1883.415,"body":"your fire dynamics problem, the"},{"speaker":"Felix Wiesner","startTime":1883.415,"endTime":1885.125,"body":"glue might still be weakened."},{"speaker":"Felix Wiesner","startTime":1885.125,"endTime":1887.365,"body":"That's the case where I"},{"speaker":"Felix Wiesner","startTime":1885.125,"endTime":1887.365,"body":"said earlier, actually, , by"},{"speaker":"Felix Wiesner","startTime":1887.405,"endTime":1890.401,"body":"thinking about that, you can"},{"speaker":"Felix Wiesner","startTime":1887.405,"endTime":1890.401,"body":"increase your structure, fire"},{"speaker":"Felix Wiesner","startTime":1890.401,"endTime":1893.248,"body":"performance and thereby your"},{"speaker":"Felix Wiesner","startTime":1890.401,"endTime":1893.248,"body":"fire resistance simply by"},{"speaker":"Felix Wiesner","startTime":1893.248,"endTime":1895.888,"body":"the right, making the right"},{"speaker":"Felix Wiesner","startTime":1893.248,"endTime":1895.888,"body":"choices in your product design."},{"speaker":"Felix Wiesner","startTime":1896.298,"endTime":1898.668,"body":"Obviously it's informed"},{"speaker":"Felix Wiesner","startTime":1896.298,"endTime":1898.668,"body":"by more than fire safety."},{"speaker":"Felix Wiesner","startTime":1898.668,"endTime":1901.718,"body":"If one of them is a hundred"},{"speaker":"Felix Wiesner","startTime":1898.668,"endTime":1901.718,"body":"times more expensive, that's"},{"speaker":"Felix Wiesner","startTime":1901.718,"endTime":1905.458,"body":"not point of choosing that"},{"speaker":"Felix Wiesner","startTime":1901.718,"endTime":1905.458,"body":"because you would make the"},{"speaker":"Felix Wiesner","startTime":1905.498,"endTime":1906.578,"body":"product non-competitive."},{"speaker":"Felix Wiesner","startTime":1907.673,"endTime":1910.163,"body":"If you put a chemical"},{"speaker":"Felix Wiesner","startTime":1907.673,"endTime":1910.163,"body":"on the adhesive that"},{"speaker":"Felix Wiesner","startTime":1910.223,"endTime":1912.053,"body":"turns out causes cancer."},{"speaker":"Felix Wiesner","startTime":1912.653,"endTime":1915.593,"body":"So these are all considerations"},{"speaker":"Felix Wiesner","startTime":1912.653,"endTime":1915.593,"body":"that need to be considered"},{"speaker":"Felix Wiesner","startTime":1915.593,"endTime":1918.473,"body":"holistically in the design"},{"speaker":"Felix Wiesner","startTime":1915.593,"endTime":1918.473,"body":"of both the product of timber"},{"speaker":"Felix Wiesner","startTime":1919.163,"endTime":1920.363,"body":"and the building itself."},{"speaker":"Wojciech Wegrzynski","startTime":1920.85,"endTime":1923.79,"body":"So"},{"speaker":"Wojciech Wegrzynski","startTime":1920.85,"endTime":1923.79,"body":"when this structure element"},{"speaker":"Wojciech Wegrzynski","startTime":1923.82,"endTime":1927.93,"body":"is exposed to fire, first,"},{"speaker":"Wojciech Wegrzynski","startTime":1923.82,"endTime":1927.93,"body":"it will lose some of its"},{"speaker":"Wojciech Wegrzynski","startTime":1927.93,"endTime":1933.87,"body":"structural by simply reducing"},{"speaker":"Wojciech Wegrzynski","startTime":1927.93,"endTime":1933.87,"body":"the cross section because"},{"speaker":"Wojciech Wegrzynski","startTime":1933.87,"endTime":1935.79,"body":"you lose some wood then."},{"speaker":"Wojciech Wegrzynski","startTime":1936.79,"endTime":1939.64,"body":"you would have this moisture"},{"speaker":"Wojciech Wegrzynski","startTime":1936.79,"endTime":1939.64,"body":"traveling through the element"},{"speaker":"Wojciech Wegrzynski","startTime":1939.67,"endTime":1944.443,"body":"that could impact the virgin"},{"speaker":"Wojciech Wegrzynski","startTime":1939.67,"endTime":1944.443,"body":"wood inside the element"},{"speaker":"Wojciech Wegrzynski","startTime":1944.443,"endTime":1948.643,"body":"or softer spots, then you"},{"speaker":"Wojciech Wegrzynski","startTime":1944.443,"endTime":1948.643,"body":"start getting heat, not only"},{"speaker":"Wojciech Wegrzynski","startTime":1948.643,"endTime":1952.393,"body":"moisture, but also heat near"},{"speaker":"Wojciech Wegrzynski","startTime":1948.643,"endTime":1952.393,"body":"the glue line, where it might"},{"speaker":"Wojciech Wegrzynski","startTime":1952.393,"endTime":1957.023,"body":"affect the ability of that"},{"speaker":"Wojciech Wegrzynski","startTime":1952.393,"endTime":1957.023,"body":"glue  to transfer loads and"},{"speaker":"Wojciech Wegrzynski","startTime":1957.023,"endTime":1961.073,"body":"in overall impact that a load"},{"speaker":"Wojciech Wegrzynski","startTime":1957.023,"endTime":1961.073,"body":"bearing of the whole element."},{"speaker":"Wojciech Wegrzynski","startTime":1961.673,"endTime":1965.853,"body":"and, then there's, process"},{"speaker":"Wojciech Wegrzynski","startTime":1961.673,"endTime":1965.853,"body":"or char fall off debonding,"},{"speaker":"Wojciech Wegrzynski","startTime":1965.873,"endTime":1969.506,"body":"whatever you call it it seems"},{"speaker":"Wojciech Wegrzynski","startTime":1965.873,"endTime":1969.506,"body":"like the final act, You know,"},{"speaker":"Wojciech Wegrzynski","startTime":1969.506,"endTime":1974.106,"body":"where everything has already"},{"speaker":"Wojciech Wegrzynski","startTime":1969.506,"endTime":1974.106,"body":"happened to your, , elements and"},{"speaker":"Wojciech Wegrzynski","startTime":1974.106,"endTime":1977.436,"body":"it, in this particular location"},{"speaker":"Wojciech Wegrzynski","startTime":1974.106,"endTime":1977.436,"body":"of your cross section, it does"},{"speaker":"Wojciech Wegrzynski","startTime":1977.436,"endTime":1980.933,"body":"not, have any load bearing"},{"speaker":"Wojciech Wegrzynski","startTime":1977.436,"endTime":1980.933,"body":"capacity anyway, and it just,"},{"speaker":"Wojciech Wegrzynski","startTime":1980.933,"endTime":1984.983,"body":"falls off us as last suicidal"},{"speaker":"Wojciech Wegrzynski","startTime":1980.933,"endTime":1984.983,"body":"act, in this, uh, theater."},{"speaker":"Wojciech Wegrzynski","startTime":1985.013,"endTime":1986.573,"body":"Did I get it right?"},{"speaker":"Wojciech Wegrzynski","startTime":1986.653,"endTime":1989.083,"body":"."},{"speaker":"Wojciech Wegrzynski","startTime":1986.653,"endTime":1989.083,"body":"Felix Wiesner: Yeah, kind of,"},{"speaker":"Wojciech Wegrzynski","startTime":1989.083,"endTime":1992.643,"body":"is that the structural capacity"},{"speaker":"Wojciech Wegrzynski","startTime":1989.083,"endTime":1992.643,"body":"of the glue line and therefore"},{"speaker":"Wojciech Wegrzynski","startTime":1992.703,"endTime":1996.246,"body":"the loss of composite action"},{"speaker":"Wojciech Wegrzynski","startTime":1992.703,"endTime":1996.246,"body":"yield happens much earlier."},{"speaker":"Wojciech Wegrzynski","startTime":1996.246,"endTime":1998.436,"body":"Like as soon as you start"},{"speaker":"Wojciech Wegrzynski","startTime":1996.246,"endTime":1998.436,"body":"heating that glue line, you"},{"speaker":"Wojciech Wegrzynski","startTime":1998.436,"endTime":1999.966,"body":"might already see losses."},{"speaker":"Wojciech Wegrzynski","startTime":2000.416,"endTime":2002.6,"body":"I'd like you said, you had a"},{"speaker":"Wojciech Wegrzynski","startTime":2000.416,"endTime":2002.6,"body":"chair fall office, then the"},{"speaker":"Wojciech Wegrzynski","startTime":2002.6,"endTime":2005.38,"body":"final symptom of that diesease."},{"speaker":"Wojciech Wegrzynski","startTime":2005.5,"endTime":2008.55,"body":"So that's, when your patient"},{"speaker":"Wojciech Wegrzynski","startTime":2005.5,"endTime":2008.55,"body":"dies, but obviously, illness"},{"speaker":"Wojciech Wegrzynski","startTime":2008.55,"endTime":2011.73,"body":"started much earlier and"},{"speaker":"Wojciech Wegrzynski","startTime":2008.55,"endTime":2011.73,"body":"various symptoms that leads to"},{"speaker":"Wojciech Wegrzynski","startTime":2011.78,"endTime":2013.58,"body":"We're in"},{"speaker":"Wojciech Wegrzynski","startTime":2011.78,"endTime":2013.58,"body":"the show business, you have to"},{"speaker":"Wojciech Wegrzynski","startTime":2013.61,"endTime":2016.775,"body":"intro some fancy and metaphors"},{"speaker":"Wojciech Wegrzynski","startTime":2013.61,"endTime":2016.775,"body":"here fire show business,"},{"speaker":"Wojciech Wegrzynski","startTime":2017.105,"endTime":2019.919,"body":"Uh, where are we with our"},{"speaker":"Wojciech Wegrzynski","startTime":2017.105,"endTime":2019.919,"body":"modeling capabilities?"},{"speaker":"Wojciech Wegrzynski","startTime":2019.941,"endTime":2022.332,"body":"like I'm a structural"},{"speaker":"Wojciech Wegrzynski","startTime":2019.941,"endTime":2022.332,"body":"engineer, I would like"},{"speaker":"Wojciech Wegrzynski","startTime":2022.332,"endTime":2023.382,"body":"to model my structure."},{"speaker":"Wojciech Wegrzynski","startTime":2024.312,"endTime":2028.272,"body":"I all of these things into"},{"speaker":"Wojciech Wegrzynski","startTime":2024.312,"endTime":2028.272,"body":"account or my models today"},{"speaker":"Wojciech Wegrzynski","startTime":2028.272,"endTime":2030.546,"body":"are not, fit to, to do that."},{"speaker":"Felix Wiesner","startTime":2030.821,"endTime":2033.751,"body":"I mean, it"},{"speaker":"Felix Wiesner","startTime":2030.821,"endTime":2033.751,"body":"depends on how comfortable"},{"speaker":"Felix Wiesner","startTime":2033.751,"endTime":2037.351,"body":"you are with using standards"},{"speaker":"Felix Wiesner","startTime":2033.751,"endTime":2037.351,"body":"because the standards gives"},{"speaker":"Felix Wiesner","startTime":2037.351,"endTime":2039.361,"body":"you some calculation methods,"},{"speaker":"Felix Wiesner","startTime":2037.351,"endTime":2039.361,"body":"like to see your strength"},{"speaker":"Felix Wiesner","startTime":2039.361,"endTime":2043.012,"body":"layer, but they don't"},{"speaker":"Felix Wiesner","startTime":2039.361,"endTime":2043.012,"body":"really account for the glue"},{"speaker":"Felix Wiesner","startTime":2043.012,"endTime":2044.547,"body":"effect on the structure yet."},{"speaker":"Felix Wiesner","startTime":2045.267,"endTime":2046.582,"body":"So then you have"},{"speaker":"Felix Wiesner","startTime":2045.267,"endTime":2046.582,"body":"to make a choice."},{"speaker":"Felix Wiesner","startTime":2046.582,"endTime":2048.142,"body":"What do I know about adhesives?"},{"speaker":"Felix Wiesner","startTime":2048.202,"endTime":2050.632,"body":"Do I know that it"},{"speaker":"Felix Wiesner","startTime":2048.202,"endTime":2050.632,"body":"weakens in fire?"},{"speaker":"Felix Wiesner","startTime":2050.782,"endTime":2054.232,"body":"Does it show us that if yes, I"},{"speaker":"Felix Wiesner","startTime":2050.782,"endTime":2054.232,"body":"have to decide how much, if I"},{"speaker":"Felix Wiesner","startTime":2054.232,"endTime":2056.649,"body":"want to be able to safe site,"},{"speaker":"Felix Wiesner","startTime":2054.232,"endTime":2056.649,"body":"I can say like, okay, when it"},{"speaker":"Felix Wiesner","startTime":2056.649,"endTime":2060.109,"body":"heatenns I can bounce it and"},{"speaker":"Felix Wiesner","startTime":2056.649,"endTime":2060.109,"body":"say, okay I say at this point"},{"speaker":"Felix Wiesner","startTime":2060.179,"endTime":2064.309,"body":"all composite actions is lost,"},{"speaker":"Felix Wiesner","startTime":2060.179,"endTime":2064.309,"body":"and the idea or other cases"},{"speaker":"Felix Wiesner","startTime":2064.309,"endTime":2068.232,"body":"are glued that doesn't lose any"},{"speaker":"Felix Wiesner","startTime":2064.309,"endTime":2068.232,"body":"capacity and behaves like solid"},{"speaker":"Felix Wiesner","startTime":2068.262,"endTime":2070.032,"body":"timber of the same thickness."},{"speaker":"Felix Wiesner","startTime":2070.532,"endTime":2072.602,"body":"And the reality is probably"},{"speaker":"Felix Wiesner","startTime":2070.532,"endTime":2072.602,"body":"somewhere in between."},{"speaker":"Felix Wiesner","startTime":2073.172,"endTime":2076.712,"body":"So right now we probably"},{"speaker":"Felix Wiesner","startTime":2073.172,"endTime":2076.712,"body":"just have , these two pounds."},{"speaker":"Wojciech Wegrzynski","startTime":2077.442,"endTime":2080.436,"body":"in"},{"speaker":"Wojciech Wegrzynski","startTime":2077.442,"endTime":2080.436,"body":"practical engineering, is this"},{"speaker":"Wojciech Wegrzynski","startTime":2080.436,"endTime":2082.866,"body":"something that, for example,"},{"speaker":"Wojciech Wegrzynski","startTime":2080.436,"endTime":2082.866,"body":"a structural engineering"},{"speaker":"Wojciech Wegrzynski","startTime":2082.866,"endTime":2086.179,"body":"designing the biggest, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":2082.866,"endTime":2086.179,"body":"world timber building, should"},{"speaker":"Wojciech Wegrzynski","startTime":2086.179,"endTime":2089.419,"body":"really play, or they should"},{"speaker":"Wojciech Wegrzynski","startTime":2086.179,"endTime":2089.419,"body":"just rely on the manufacturer"},{"speaker":"Wojciech Wegrzynski","startTime":2089.429,"endTime":2093.799,"body":"data with some margin of safety"},{"speaker":"Wojciech Wegrzynski","startTime":2089.429,"endTime":2093.799,"body":"And, they will be good because"},{"speaker":"Wojciech Wegrzynski","startTime":2093.799,"endTime":2096.129,"body":"it seems, if you, they can"},{"speaker":"Wojciech Wegrzynski","startTime":2093.799,"endTime":2096.129,"body":"look at the history of, fire"},{"speaker":"Wojciech Wegrzynski","startTime":2096.129,"endTime":2100.249,"body":"safety engineering, there were"},{"speaker":"Wojciech Wegrzynski","startTime":2096.129,"endTime":2100.249,"body":"many great models, methods,"},{"speaker":"Wojciech Wegrzynski","startTime":2100.299,"endTime":2103.669,"body":"software's introduced, but"},{"speaker":"Wojciech Wegrzynski","startTime":2100.299,"endTime":2103.669,"body":"in the end it's always the"},{"speaker":"Wojciech Wegrzynski","startTime":2103.669,"endTime":2106.939,"body":"magic numbers that make the"},{"speaker":"Wojciech Wegrzynski","startTime":2103.669,"endTime":2106.939,"body":"greatest career of them all."},{"speaker":"Wojciech Wegrzynski","startTime":2107.239,"endTime":2111.346,"body":"So, , to what extent can a"},{"speaker":"Wojciech Wegrzynski","startTime":2107.239,"endTime":2111.346,"body":"simple structural engineer,"},{"speaker":"Wojciech Wegrzynski","startTime":2111.365,"endTime":2114.227,"body":"design or a fact that if in"},{"speaker":"Wojciech Wegrzynski","startTime":2111.365,"endTime":2114.227,"body":"the end they just get the"},{"speaker":"Wojciech Wegrzynski","startTime":2114.227,"endTime":2115.337,"body":"product from the factory."},{"speaker":"Wojciech Wegrzynski","startTime":2115.727,"endTime":2119.247,"body":"That's very hard to changed the"},{"speaker":"Wojciech Wegrzynski","startTime":2115.727,"endTime":2119.247,"body":"way, how it builds the product."},{"speaker":"Felix Wiesner","startTime":2119.775,"endTime":2122.085,"body":"I think"},{"speaker":"Felix Wiesner","startTime":2119.775,"endTime":2122.085,"body":"one of the key aspects"},{"speaker":"Felix Wiesner","startTime":2122.085,"endTime":2124.335,"body":"of any engineering or"},{"speaker":"Felix Wiesner","startTime":2122.085,"endTime":2124.335,"body":"structural engineering,"},{"speaker":"Felix Wiesner","startTime":2124.335,"endTime":2127.365,"body":"civil engineering education"},{"speaker":"Felix Wiesner","startTime":2124.335,"endTime":2127.365,"body":"should be engineering ethics."},{"speaker":"Felix Wiesner","startTime":2127.365,"endTime":2129.495,"body":"And part of that is"},{"speaker":"Felix Wiesner","startTime":2127.365,"endTime":2129.495,"body":"knowing your limits."},{"speaker":"Felix Wiesner","startTime":2129.795,"endTime":2132.425,"body":"So if I'm I'm not a"},{"speaker":"Felix Wiesner","startTime":2129.795,"endTime":2132.425,"body":"mechanical engineer."},{"speaker":"Felix Wiesner","startTime":2132.935,"endTime":2136.546,"body":"And if someone tells me design"},{"speaker":"Felix Wiesner","startTime":2132.935,"endTime":2136.546,"body":"this elevator , I will probably"},{"speaker":"Felix Wiesner","startTime":2136.546,"endTime":2139.046,"body":"say, this is not my expertise."},{"speaker":"Felix Wiesner","startTime":2139.046,"endTime":2141.386,"body":"And I will go and find"},{"speaker":"Felix Wiesner","startTime":2139.046,"endTime":2141.386,"body":"a mechanical engineer"},{"speaker":"Felix Wiesner","startTime":2141.416,"endTime":2142.766,"body":"to help me with that."},{"speaker":"Felix Wiesner","startTime":2143.306,"endTime":2146.486,"body":"And so the, question is, if you"},{"speaker":"Felix Wiesner","startTime":2143.306,"endTime":2146.486,"body":"are a structural engineer and"},{"speaker":"Felix Wiesner","startTime":2146.486,"endTime":2149.249,"body":"you've work on a simple building"},{"speaker":"Felix Wiesner","startTime":2146.486,"endTime":2149.249,"body":"somewhere, you're probably okay."},{"speaker":"Felix Wiesner","startTime":2149.249,"endTime":2153.629,"body":"Using standardized guidance,"},{"speaker":"Felix Wiesner","startTime":2149.249,"endTime":2153.629,"body":"or following the manufacturer's"},{"speaker":"Felix Wiesner","startTime":2153.629,"endTime":2157.096,"body":"recommendations because the"},{"speaker":"Felix Wiesner","startTime":2153.629,"endTime":2157.096,"body":"consequences in a fire, if"},{"speaker":"Felix Wiesner","startTime":2157.096,"endTime":2161.126,"body":"it's a one or two stories,"},{"speaker":"Felix Wiesner","startTime":2157.096,"endTime":2161.126,"body":"CLT a house somewhere, as"},{"speaker":"Felix Wiesner","startTime":2161.126,"endTime":2164.726,"body":"long as you can guarantee"},{"speaker":"Felix Wiesner","startTime":2161.126,"endTime":2164.726,"body":"that the flame dont spread to"},{"speaker":"Felix Wiesner","startTime":2164.726,"endTime":2166.796,"body":"the neighboring properties,"},{"speaker":"Felix Wiesner","startTime":2164.726,"endTime":2166.796,"body":"you get everyone out."},{"speaker":"Felix Wiesner","startTime":2167.306,"endTime":2168.116,"body":"It's probably fine."},{"speaker":"Felix Wiesner","startTime":2168.146,"endTime":2170.696,"body":"But then if you work on the"},{"speaker":"Felix Wiesner","startTime":2168.146,"endTime":2170.696,"body":"biggest timber building in"},{"speaker":"Felix Wiesner","startTime":2170.696,"endTime":2173.816,"body":"the world and your structure"},{"speaker":"Felix Wiesner","startTime":2170.696,"endTime":2173.816,"body":"engineer you're saying like, oh,"},{"speaker":"Felix Wiesner","startTime":2173.846,"endTime":2175.436,"body":"he has the simple formulation."},{"speaker":"Felix Wiesner","startTime":2175.706,"endTime":2176.486,"body":"Should I use this?"},{"speaker":"Felix Wiesner","startTime":2176.486,"endTime":2179.236,"body":"You should probably think"},{"speaker":"Felix Wiesner","startTime":2176.486,"endTime":2179.236,"body":"again and, ask the building"},{"speaker":"Felix Wiesner","startTime":2179.236,"endTime":2182.446,"body":"developer, can we get some"},{"speaker":"Felix Wiesner","startTime":2179.236,"endTime":2182.446,"body":"money to hire a structure, fire"},{"speaker":"Felix Wiesner","startTime":2182.446,"endTime":2184.066,"body":"engineer who has this expertise?"},{"speaker":"Felix Wiesner","startTime":2184.589,"endTime":2187.199,"body":"And then, and then they"},{"speaker":"Felix Wiesner","startTime":2184.589,"endTime":2187.199,"body":"can work with, with models"},{"speaker":"Felix Wiesner","startTime":2187.199,"endTime":2190.409,"body":"that can question the magic"},{"speaker":"Felix Wiesner","startTime":2187.199,"endTime":2190.409,"body":"numbers that can maybe the"},{"speaker":"Felix Wiesner","startTime":2190.409,"endTime":2191.489,"body":"metric number will work."},{"speaker":"Felix Wiesner","startTime":2191.519,"endTime":2195.526,"body":"But, um, it's really about"},{"speaker":"Felix Wiesner","startTime":2191.519,"endTime":2195.526,"body":"if you design a extraordinary"},{"speaker":"Felix Wiesner","startTime":2195.526,"endTime":2198.056,"body":"building, it's about,"},{"speaker":"Felix Wiesner","startTime":2195.526,"endTime":2198.056,"body":"demonstrating understanding."},{"speaker":"Felix Wiesner","startTime":2198.056,"endTime":2201.996,"body":"And really also, I assume"},{"speaker":"Felix Wiesner","startTime":2198.056,"endTime":2201.996,"body":"if you work on a fancy"},{"speaker":"Felix Wiesner","startTime":2201.996,"endTime":2204.786,"body":"prestige building, you get"},{"speaker":"Felix Wiesner","startTime":2201.996,"endTime":2204.786,"body":"paid big monies, and then"},{"speaker":"Felix Wiesner","startTime":2205.086,"endTime":2207.626,"body":"that has to be justified"},{"speaker":"Felix Wiesner","startTime":2205.086,"endTime":2207.626,"body":"on some, on the engineering"},{"speaker":"Wojciech Wegrzynski","startTime":2208.911,"endTime":2211.521,"body":"Let's"},{"speaker":"Wojciech Wegrzynski","startTime":2208.911,"endTime":2211.521,"body":"try now working out something,"},{"speaker":"Wojciech Wegrzynski","startTime":2211.761,"endTime":2214.371,"body":"brainstorming something"},{"speaker":"Wojciech Wegrzynski","startTime":2211.761,"endTime":2214.371,"body":"useful to the listeners."},{"speaker":"Wojciech Wegrzynski","startTime":2214.524,"endTime":2219.989,"body":"Let's say someone approaches you"},{"speaker":"Wojciech Wegrzynski","startTime":2214.524,"endTime":2219.989,"body":"in your elevator rides to the"},{"speaker":"Wojciech Wegrzynski","startTime":2220.169,"endTime":2222.209,"body":"50th floor of your headquarters."},{"speaker":"Wojciech Wegrzynski","startTime":2222.539,"endTime":2225.569,"body":"And they tell you that a wood"},{"speaker":"Wojciech Wegrzynski","startTime":2222.539,"endTime":2225.569,"body":"is stronger than steel in"},{"speaker":"Wojciech Wegrzynski","startTime":2225.629,"endTime":2229.079,"body":"fire, or they drop this one"},{"speaker":"Wojciech Wegrzynski","startTime":2225.629,"endTime":2229.079,"body":"of these cliche arguments that"},{"speaker":"Wojciech Wegrzynski","startTime":2229.079,"endTime":2233.019,"body":"you see, wherever a wooden"},{"speaker":"Wojciech Wegrzynski","startTime":2229.079,"endTime":2233.019,"body":"building is being built at that"},{"speaker":"Wojciech Wegrzynski","startTime":2233.036,"endTime":2236.414,"body":"charring layer magic,  the fire"},{"speaker":"Wojciech Wegrzynski","startTime":2233.036,"endTime":2236.414,"body":"resistance period is enough."},{"speaker":"Wojciech Wegrzynski","startTime":2236.414,"endTime":2238.784,"body":"wood is stronger than concrete,"},{"speaker":"Wojciech Wegrzynski","startTime":2236.414,"endTime":2238.784,"body":"lighter than concrete."},{"speaker":"Wojciech Wegrzynski","startTime":2238.884,"endTime":2240.054,"body":"You know, all these"},{"speaker":"Wojciech Wegrzynski","startTime":2238.884,"endTime":2240.054,"body":"arguments that, that"},{"speaker":"Wojciech Wegrzynski","startTime":2240.054,"endTime":2241.644,"body":"come online all the time."},{"speaker":"Wojciech Wegrzynski","startTime":2242.424,"endTime":2248.941,"body":"What would you say to such"},{"speaker":"Wojciech Wegrzynski","startTime":2242.424,"endTime":2248.941,"body":"a person cut the discussion?"},{"speaker":"Wojciech Wegrzynski","startTime":2249.431,"endTime":2254.351,"body":"Give, a healthy dose of, of,"},{"speaker":"Wojciech Wegrzynski","startTime":2249.431,"endTime":2254.351,"body":"doubt about that, but not"},{"speaker":"Wojciech Wegrzynski","startTime":2254.381,"endTime":2258.821,"body":"destroy the enthusiasm because"},{"speaker":"Wojciech Wegrzynski","startTime":2254.381,"endTime":2258.821,"body":"I ultimately think, I don't want"},{"speaker":"Wojciech Wegrzynski","startTime":2258.821,"endTime":2264.701,"body":"to be seen, or I don't want us"},{"speaker":"Wojciech Wegrzynski","startTime":2258.821,"endTime":2264.701,"body":"fire engineers to be seen as,"},{"speaker":"Wojciech Wegrzynski","startTime":2264.761,"endTime":2268.541,"body":"uh, the guys who ruined the"},{"speaker":"Wojciech Wegrzynski","startTime":2264.761,"endTime":2268.541,"body":"party and everyone is excited"},{"speaker":"Wojciech Wegrzynski","startTime":2268.541,"endTime":2273.581,"body":"about wood and people would like"},{"speaker":"Wojciech Wegrzynski","startTime":2268.541,"endTime":2273.581,"body":"living in a wooden skyscrapers."},{"speaker":"Wojciech Wegrzynski","startTime":2273.581,"endTime":2275.561,"body":"I would like to live"},{"speaker":"Wojciech Wegrzynski","startTime":2273.581,"endTime":2275.561,"body":"in it's beautiful."},{"speaker":"Wojciech Wegrzynski","startTime":2275.561,"endTime":2276.101,"body":"It's nice."},{"speaker":"Wojciech Wegrzynski","startTime":2276.101,"endTime":2276.911,"body":"It smells nice."},{"speaker":"Wojciech Wegrzynski","startTime":2277.331,"endTime":2280.331,"body":"My laboratory after delivery"},{"speaker":"Wojciech Wegrzynski","startTime":2277.331,"endTime":2280.331,"body":"of CLT smells beautiful,"},{"speaker":"Wojciech Wegrzynski","startTime":2280.331,"endTime":2282.701,"body":"which is not very often"},{"speaker":"Wojciech Wegrzynski","startTime":2280.331,"endTime":2282.701,"body":"for a fire laboratory."},{"speaker":"Felix Wiesner","startTime":2282.751,"endTime":2283.101,"body":"Yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":2283.151,"endTime":2285.041,"body":"So I"},{"speaker":"Wojciech Wegrzynski","startTime":2283.151,"endTime":2285.041,"body":"don't want to ruin the party,"},{"speaker":"Wojciech Wegrzynski","startTime":2285.041,"endTime":2289.961,"body":"but also I don't want to push"},{"speaker":"Wojciech Wegrzynski","startTime":2285.041,"endTime":2289.961,"body":"people into another Greenfield"},{"speaker":"Wojciech Wegrzynski","startTime":2289.961,"endTime":2292.978,"body":"type of scenario where  we"},{"speaker":"Wojciech Wegrzynski","startTime":2289.961,"endTime":2292.978,"body":"realize there is an issue"},{"speaker":"Wojciech Wegrzynski","startTime":2293.008,"endTime":2295.898,"body":"after multiple people die or"},{"speaker":"Wojciech Wegrzynski","startTime":2293.008,"endTime":2295.898,"body":"the losses are so tremendous."},{"speaker":"Wojciech Wegrzynski","startTime":2295.898,"endTime":2299.646,"body":"It becomes obvious, you know,"},{"speaker":"Wojciech Wegrzynski","startTime":2295.898,"endTime":2299.646,"body":"so  let's brainstorm a, a good"},{"speaker":"Wojciech Wegrzynski","startTime":2299.646,"endTime":2301.753,"body":"60 second answer to someone."},{"speaker":"Wojciech Wegrzynski","startTime":2301.883,"endTime":2302.593,"body":"What do you think?"},{"speaker":"Felix Wiesner","startTime":2302.973,"endTime":2304.233,"body":"well,"},{"speaker":"Felix Wiesner","startTime":2302.973,"endTime":2304.233,"body":"I'm not sure if I could"},{"speaker":"Felix Wiesner","startTime":2304.233,"endTime":2307.803,"body":"do it in 60 seconds,"},{"speaker":"Felix Wiesner","startTime":2304.233,"endTime":2307.803,"body":"but, um, it's funny that"},{"speaker":"Felix Wiesner","startTime":2307.803,"endTime":2311.004,"body":"you I'll come back to the"},{"speaker":"Felix Wiesner","startTime":2307.803,"endTime":2311.004,"body":"60 seconds, but, just, it's"},{"speaker":"Felix Wiesner","startTime":2311.004,"endTime":2312.594,"body":"funny that you mentioned"},{"speaker":"Felix Wiesner","startTime":2311.004,"endTime":2312.594,"body":"the elevator, right?"},{"speaker":"Felix Wiesner","startTime":2312.594,"endTime":2315.864,"body":"Because that's scenario a"},{"speaker":"Felix Wiesner","startTime":2312.594,"endTime":2315.864,"body":"happens to be a lot when"},{"speaker":"Felix Wiesner","startTime":2315.864,"endTime":2317.504,"body":"I read students' work."},{"speaker":"Felix Wiesner","startTime":2317.864,"endTime":2321.614,"body":"Um, obviously they also pick"},{"speaker":"Felix Wiesner","startTime":2317.864,"endTime":2321.614,"body":"up the excitement of our"},{"speaker":"Felix Wiesner","startTime":2321.614,"endTime":2324.804,"body":"timber and it doesn't even"},{"speaker":"Felix Wiesner","startTime":2321.614,"endTime":2324.804,"body":"start on fire they will say"},{"speaker":"Felix Wiesner","startTime":2325.234,"endTime":2326.654,"body":"timber is stronger than steel."},{"speaker":"Felix Wiesner","startTime":2327.104,"endTime":2330.264,"body":"And then I forget to say,"},{"speaker":"Felix Wiesner","startTime":2327.104,"endTime":2330.264,"body":"its strength to weight ratio"},{"speaker":"Felix Wiesner","startTime":2330.384,"endTime":2334.204,"body":"might be close to what you"},{"speaker":"Felix Wiesner","startTime":2330.384,"endTime":2334.204,"body":"can give you or even better,"},{"speaker":"Felix Wiesner","startTime":2334.744,"endTime":2336.754,"body":"but that doesn't mean it's"},{"speaker":"Felix Wiesner","startTime":2334.744,"endTime":2336.754,"body":"stronger than steel because"},{"speaker":"Felix Wiesner","startTime":2336.754,"endTime":2340.654,"body":"strong is a material point on"},{"speaker":"Felix Wiesner","startTime":2336.754,"endTime":2340.654,"body":"steel is stronger than timber."},{"speaker":"Felix Wiesner","startTime":2340.654,"endTime":2341.854,"body":"We don't have to"},{"speaker":"Felix Wiesner","startTime":2340.654,"endTime":2341.854,"body":"argue about that."},{"speaker":"Felix Wiesner","startTime":2341.976,"endTime":2345.216,"body":"So that's one thing people"},{"speaker":"Felix Wiesner","startTime":2341.976,"endTime":2345.216,"body":"tend to forget and that, um,"},{"speaker":"Felix Wiesner","startTime":2345.336,"endTime":2349.236,"body":"going back to the 60 seconds"},{"speaker":"Felix Wiesner","startTime":2345.336,"endTime":2349.236,"body":"and, , the example of fire"},{"speaker":"Felix Wiesner","startTime":2349.236,"endTime":2353.076,"body":"is really the main argument"},{"speaker":"Felix Wiesner","startTime":2349.236,"endTime":2353.076,"body":"people say is that like fire"},{"speaker":"Felix Wiesner","startTime":2353.166,"endTime":2355.896,"body":"affects our materials that"},{"speaker":"Felix Wiesner","startTime":2353.166,"endTime":2355.896,"body":"say timber buckles, concrete"},{"speaker":"Felix Wiesner","startTime":2355.896,"endTime":2357.726,"body":"spalls and timber burns."},{"speaker":"Felix Wiesner","startTime":2358.009,"endTime":2361.389,"body":"They kind of try to create this"},{"speaker":"Felix Wiesner","startTime":2358.009,"endTime":2361.389,"body":"false equivalency between these."},{"speaker":"Felix Wiesner","startTime":2361.641,"endTime":2364.998,"body":"Cause buckling is  structural"},{"speaker":"Felix Wiesner","startTime":2361.641,"endTime":2364.998,"body":"response, and I've seen a lot"},{"speaker":"Felix Wiesner","startTime":2364.998,"endTime":2368.044,"body":"of timber structure buckle,"},{"speaker":"Felix Wiesner","startTime":2364.998,"endTime":2368.044,"body":"so that isn't an argument to"},{"speaker":"Felix Wiesner","startTime":2368.144,"endTime":2369.584,"body":"rule one out or the other."},{"speaker":"Felix Wiesner","startTime":2370.124,"endTime":2373.681,"body":"And really you have to treat"},{"speaker":"Felix Wiesner","startTime":2370.124,"endTime":2373.681,"body":"all  three materials not the"},{"speaker":"Felix Wiesner","startTime":2373.681,"endTime":2376.681,"body":"same because they post different"},{"speaker":"Felix Wiesner","startTime":2373.681,"endTime":2376.681,"body":"challenges and they're built"},{"speaker":"Felix Wiesner","startTime":2376.681,"endTime":2377.791,"body":"environmental with timber."},{"speaker":"Felix Wiesner","startTime":2378.091,"endTime":2379.931,"body":"This is something that"},{"speaker":"Felix Wiesner","startTime":2378.091,"endTime":2379.931,"body":"you discussed with Danny."},{"speaker":"Felix Wiesner","startTime":2379.931,"endTime":2382.988,"body":"The first issue is"},{"speaker":"Felix Wiesner","startTime":2379.931,"endTime":2382.988,"body":"to find dynamics."},{"speaker":"Felix Wiesner","startTime":2383.408,"endTime":2385.538,"body":"And then in terms of"},{"speaker":"Felix Wiesner","startTime":2383.408,"endTime":2385.538,"body":"structural capacity does"},{"speaker":"Felix Wiesner","startTime":2385.658,"endTime":2388.358,"body":"different things because"},{"speaker":"Felix Wiesner","startTime":2385.658,"endTime":2388.358,"body":"we have steel on concrete."},{"speaker":"Felix Wiesner","startTime":2388.378,"endTime":2391.388,"body":"we know much more about"},{"speaker":"Felix Wiesner","startTime":2388.378,"endTime":2391.388,"body":"it because we've had big"},{"speaker":"Felix Wiesner","startTime":2391.418,"endTime":2394.658,"body":"fires , in massive steel"},{"speaker":"Felix Wiesner","startTime":2391.418,"endTime":2394.658,"body":"and concrete buildings."},{"speaker":"Felix Wiesner","startTime":2395.198,"endTime":2398.168,"body":"And some, in some instances"},{"speaker":"Felix Wiesner","startTime":2395.198,"endTime":2398.168,"body":"we have learned very painful"},{"speaker":"Felix Wiesner","startTime":2398.168,"endTime":2400.658,"body":"lessons from that the World"},{"speaker":"Felix Wiesner","startTime":2398.168,"endTime":2400.658,"body":"Trade Center comes to mind."},{"speaker":"Felix Wiesner","startTime":2401.408,"endTime":2403.918,"body":"So yes, these can fail"},{"speaker":"Felix Wiesner","startTime":2401.408,"endTime":2403.918,"body":"on fire, but we have"},{"speaker":"Felix Wiesner","startTime":2403.918,"endTime":2405.028,"body":"learned these lessons."},{"speaker":"Felix Wiesner","startTime":2405.028,"endTime":2407.938,"body":"We have, , protective measures"},{"speaker":"Felix Wiesner","startTime":2405.028,"endTime":2407.938,"body":"we can take, therefore we"},{"speaker":"Felix Wiesner","startTime":2407.938,"endTime":2410.438,"body":"can build them maybe with"},{"speaker":"Felix Wiesner","startTime":2407.938,"endTime":2410.438,"body":"a bit more confidence."},{"speaker":"Felix Wiesner","startTime":2410.951,"endTime":2414.221,"body":"we probably had big fires"},{"speaker":"Felix Wiesner","startTime":2410.951,"endTime":2414.221,"body":"in timber buildings because"},{"speaker":"Felix Wiesner","startTime":2414.221,"endTime":2418.001,"body":"you set, we have big timber"},{"speaker":"Felix Wiesner","startTime":2414.221,"endTime":2418.001,"body":"buildings in Japan, but if"},{"speaker":"Felix Wiesner","startTime":2418.001,"endTime":2419.891,"body":"you actually go to Japan"},{"speaker":"Felix Wiesner","startTime":2418.001,"endTime":2419.891,"body":"and you look at these timber"},{"speaker":"Felix Wiesner","startTime":2419.891,"endTime":2423.161,"body":"buildings always be a little"},{"speaker":"Felix Wiesner","startTime":2419.891,"endTime":2423.161,"body":"information booklet next to it."},{"speaker":"Felix Wiesner","startTime":2423.161,"endTime":2426.548,"body":"And it will say it burned"},{"speaker":"Felix Wiesner","startTime":2423.161,"endTime":2426.548,"body":"down in 1789 and rebuilt."},{"speaker":"Felix Wiesner","startTime":2426.711,"endTime":2428.991,"body":"So these things happen,"},{"speaker":"Felix Wiesner","startTime":2426.711,"endTime":2428.991,"body":"so that tend to destroy"},{"speaker":"Felix Wiesner","startTime":2428.991,"endTime":2429.741,"body":"the whole building."},{"speaker":"Felix Wiesner","startTime":2429.741,"endTime":2431.181,"body":"So, yeah."},{"speaker":"Felix Wiesner","startTime":2431.281,"endTime":2434.431,"body":"And it's really about"},{"speaker":"Felix Wiesner","startTime":2431.281,"endTime":2434.431,"body":"understanding material, knowing"},{"speaker":"Felix Wiesner","startTime":2434.431,"endTime":2437.701,"body":"the limitations and dealing"},{"speaker":"Felix Wiesner","startTime":2434.431,"endTime":2437.701,"body":"with it in a responsible way."},{"speaker":"Felix Wiesner","startTime":2437.751,"endTime":2439.011,"body":"I love working with timber."},{"speaker":"Felix Wiesner","startTime":2439.011,"endTime":2440.661,"body":"I've helped some of"},{"speaker":"Felix Wiesner","startTime":2439.011,"endTime":2440.661,"body":"my colleagues do some"},{"speaker":"Felix Wiesner","startTime":2440.661,"endTime":2444.051,"body":"concrete casts for their"},{"speaker":"Felix Wiesner","startTime":2440.661,"endTime":2444.051,"body":"PhD and it's terrible."},{"speaker":"Felix Wiesner","startTime":2444.051,"endTime":2445.341,"body":"You need so many people."},{"speaker":"Felix Wiesner","startTime":2445.341,"endTime":2446.961,"body":"It's messy with timber."},{"speaker":"Felix Wiesner","startTime":2447.511,"endTime":2449.281,"body":", I mean, ideally you"},{"speaker":"Felix Wiesner","startTime":2447.511,"endTime":2449.281,"body":"have a good relationship"},{"speaker":"Felix Wiesner","startTime":2449.281,"endTime":2450.141,"body":"with the manufacturer."},{"speaker":"Felix Wiesner","startTime":2450.191,"endTime":2452.911,"body":"You get a pre-sawn to your"},{"speaker":"Felix Wiesner","startTime":2450.191,"endTime":2452.911,"body":"site and all you have to do is"},{"speaker":"Felix Wiesner","startTime":2452.911,"endTime":2454.321,"body":"put it in your rig and start."},{"speaker":"Felix Wiesner","startTime":2454.856,"endTime":2457.409,"body":"So as a researcher, I left"},{"speaker":"Felix Wiesner","startTime":2454.856,"endTime":2457.409,"body":"him, but, and I love seeing"},{"speaker":"Felix Wiesner","startTime":2457.409,"endTime":2460.259,"body":"it in buildings, but I also"},{"speaker":"Felix Wiesner","startTime":2457.409,"endTime":2460.259,"body":"want people to treat it with"},{"speaker":"Felix Wiesner","startTime":2460.259,"endTime":2461.499,"body":"the respect it deserves."},{"speaker":"Felix Wiesner","startTime":2461.519,"endTime":2465.229,"body":"And the thing that annoys"},{"speaker":"Felix Wiesner","startTime":2461.519,"endTime":2465.229,"body":"me most is when I see these"},{"speaker":"Felix Wiesner","startTime":2465.259,"endTime":2467.869,"body":"articles in the newspaper"},{"speaker":"Felix Wiesner","startTime":2465.259,"endTime":2467.869,"body":"where people just gloss over"},{"speaker":"Felix Wiesner","startTime":2467.869,"endTime":2471.139,"body":"it with these arguments, that"},{"speaker":"Felix Wiesner","startTime":2467.869,"endTime":2471.139,"body":"timber is slow to ignite."},{"speaker":"Felix Wiesner","startTime":2471.259,"endTime":2473.809,"body":"That's not the point,"},{"speaker":"Felix Wiesner","startTime":2471.259,"endTime":2473.809,"body":"it's not the condition."},{"speaker":"Felix Wiesner","startTime":2473.809,"endTime":2474.399,"body":"That's the issue."},{"speaker":"Felix Wiesner","startTime":2474.439,"endTime":2477.769,"body":"The issue is when it starts to"},{"speaker":"Felix Wiesner","startTime":2474.439,"endTime":2477.769,"body":"burn and then wont stop to burn."},{"speaker":"Felix Wiesner","startTime":2478.239,"endTime":2480.473,"body":"So all these things that,"},{"speaker":"Felix Wiesner","startTime":2478.239,"endTime":2480.473,"body":"that we are not currently"},{"speaker":"Felix Wiesner","startTime":2480.473,"endTime":2483.279,"body":"considering, I mean, another"},{"speaker":"Felix Wiesner","startTime":2480.473,"endTime":2483.279,"body":"thing that we haven't even"},{"speaker":"Felix Wiesner","startTime":2483.279,"endTime":2486.129,"body":"fully touched upon us is"},{"speaker":"Felix Wiesner","startTime":2483.279,"endTime":2486.129,"body":"what happens after the fire."},{"speaker":"Felix Wiesner","startTime":2486.819,"endTime":2490.149,"body":"We don't even fully know in"},{"speaker":"Felix Wiesner","startTime":2486.819,"endTime":2490.149,"body":"terms of how much strength"},{"speaker":"Felix Wiesner","startTime":2490.149,"endTime":2493.599,"body":"is recovered when the timber"},{"speaker":"Felix Wiesner","startTime":2490.149,"endTime":2493.599,"body":"cools, how much more strength"},{"speaker":"Felix Wiesner","startTime":2493.599,"endTime":2496.059,"body":"does it lose after the fire?"},{"speaker":"Felix Wiesner","startTime":2496.239,"endTime":2499.329,"body":"Um, either the temperatures"},{"speaker":"Felix Wiesner","startTime":2496.239,"endTime":2499.329,"body":"continue or the moisture content"},{"speaker":"Felix Wiesner","startTime":2499.359,"endTime":2503.301,"body":"increases again, because it"},{"speaker":"Felix Wiesner","startTime":2499.359,"endTime":2503.301,"body":"is a material that has an"},{"speaker":"Felix Wiesner","startTime":2503.301,"endTime":2504.501,"body":"incredibly promotional content."},{"speaker":"Felix Wiesner","startTime":2504.501,"endTime":2508.568,"body":"So we'll lose, you get"},{"speaker":"Felix Wiesner","startTime":2504.501,"endTime":2508.568,"body":"adsorption and loss of moisture"},{"speaker":"Felix Wiesner","startTime":2509.288,"endTime":2510.458,"body":"with our changing temperature."},{"speaker":"Felix Wiesner","startTime":2510.831,"endTime":2513.021,"body":"there's all these"},{"speaker":"Felix Wiesner","startTime":2510.831,"endTime":2513.021,"body":"unanswered questions"},{"speaker":"Wojciech Wegrzynski","startTime":2513.614,"endTime":2515.553,"body":"So maybe"},{"speaker":"Wojciech Wegrzynski","startTime":2513.614,"endTime":2515.553,"body":"a good answer would be that,"},{"speaker":"Wojciech Wegrzynski","startTime":2515.561,"endTime":2520.038,"body":"fires in, compartments for all"},{"speaker":"Wojciech Wegrzynski","startTime":2515.561,"endTime":2520.038,"body":"types of structure would look"},{"speaker":"Wojciech Wegrzynski","startTime":2520.068,"endTime":2524.478,"body":"the more or less the same would"},{"speaker":"Wojciech Wegrzynski","startTime":2520.068,"endTime":2524.478,"body":"have very similar challenges."},{"speaker":"Wojciech Wegrzynski","startTime":2524.508,"endTime":2527.508,"body":"But the difference is that"},{"speaker":"Wojciech Wegrzynski","startTime":2524.508,"endTime":2527.508,"body":"after the contents burned"},{"speaker":"Wojciech Wegrzynski","startTime":2527.508,"endTime":2530.575,"body":"down, the fire of timber"},{"speaker":"Wojciech Wegrzynski","startTime":2527.508,"endTime":2530.575,"body":"structure may continue"},{"speaker":"Wojciech Wegrzynski","startTime":2530.575,"endTime":2533.664,"body":"and it posts a completely"},{"speaker":"Wojciech Wegrzynski","startTime":2530.575,"endTime":2533.664,"body":"new world of challenges,"},{"speaker":"Wojciech Wegrzynski","startTime":2534.024,"endTime":2536.871,"body":"which were not explored in"},{"speaker":"Wojciech Wegrzynski","startTime":2534.024,"endTime":2536.871,"body":"large buildings, built with"},{"speaker":"Wojciech Wegrzynski","startTime":2536.871,"endTime":2538.311,"body":"non-combustible materials yet."},{"speaker":"Wojciech Wegrzynski","startTime":2539.091,"endTime":2542.061,"body":"And I guess these are the ones"},{"speaker":"Wojciech Wegrzynski","startTime":2539.091,"endTime":2542.061,"body":"that we worry the most about,"},{"speaker":"Felix Wiesner","startTime":2542.141,"endTime":2542.981,"body":"yes, exactly."},{"speaker":"Felix Wiesner","startTime":2543.571,"endTime":2546.814,"body":"Also I guess to the way we"},{"speaker":"Felix Wiesner","startTime":2543.571,"endTime":2546.814,"body":"assess the suitability of"},{"speaker":"Felix Wiesner","startTime":2546.814,"endTime":2550.493,"body":"building materials because,"},{"speaker":"Felix Wiesner","startTime":2546.814,"endTime":2550.493,"body":"I mean, I noticed there's a"},{"speaker":"Felix Wiesner","startTime":2550.493,"endTime":2553.403,"body":"lot of discussion about the"},{"speaker":"Felix Wiesner","startTime":2550.493,"endTime":2553.403,"body":"fire resistance framework."},{"speaker":"Felix Wiesner","startTime":2553.913,"endTime":2556.103,"body":"I don't really want to go into"},{"speaker":"Felix Wiesner","startTime":2553.913,"endTime":2556.103,"body":"detail on that because that's"},{"speaker":"Felix Wiesner","startTime":2556.103,"endTime":2557.693,"body":"not the topic of this episode."},{"speaker":"Felix Wiesner","startTime":2557.839,"endTime":2562.033,"body":"but in the end that timber,"},{"speaker":"Felix Wiesner","startTime":2557.839,"endTime":2562.033,"body":"when you test them in fire"},{"speaker":"Felix Wiesner","startTime":2562.163,"endTime":2565.423,"body":"resistance in a furnace, and"},{"speaker":"Felix Wiesner","startTime":2562.163,"endTime":2565.423,"body":"I know you have done some"},{"speaker":"Felix Wiesner","startTime":2565.423,"endTime":2568.307,"body":"work on that, fuel consumption"},{"speaker":"Felix Wiesner","startTime":2565.423,"endTime":2568.307,"body":"is completely different."},{"speaker":"Felix Wiesner","startTime":2568.476,"endTime":2571.626,"body":"So are you subjecting them"},{"speaker":"Felix Wiesner","startTime":2568.476,"endTime":2571.626,"body":"to the same conditions?"},{"speaker":"Felix Wiesner","startTime":2571.756,"endTime":2574.916,"body":"The same temperature conditions,"},{"speaker":"Felix Wiesner","startTime":2571.756,"endTime":2574.916,"body":"but is it a fair test to use"},{"speaker":"Felix Wiesner","startTime":2574.916,"endTime":2576.146,"body":"different fuel between them?"},{"speaker":"Felix Wiesner","startTime":2576.296,"endTime":2578.646,"body":"And what does that mean for"},{"speaker":"Felix Wiesner","startTime":2576.296,"endTime":2578.646,"body":"the application in real life?"},{"speaker":"Wojciech Wegrzynski","startTime":2579.323,"endTime":2580.963,"body":"Yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":2579.323,"endTime":2580.963,"body":"we have raised at the concern"},{"speaker":"Wojciech Wegrzynski","startTime":2580.963,"endTime":2584.033,"body":"also in the paper at workshop"},{"speaker":"Wojciech Wegrzynski","startTime":2580.963,"endTime":2584.033,"body":"that John Gales organized,"},{"speaker":"Wojciech Wegrzynski","startTime":2584.063,"endTime":2585.293,"body":", like two or three years ago."},{"speaker":"Wojciech Wegrzynski","startTime":2585.783,"endTime":2589.606,"body":"We've took a statistics from"},{"speaker":"Wojciech Wegrzynski","startTime":2585.783,"endTime":2589.606,"body":"like, I dunno, 300 fire tests"},{"speaker":"Wojciech Wegrzynski","startTime":2589.606,"endTime":2592.696,"body":"done with different types of"},{"speaker":"Wojciech Wegrzynski","startTime":2589.606,"endTime":2592.696,"body":"materials, like in combustible,"},{"speaker":"Wojciech Wegrzynski","startTime":2592.696,"endTime":2595.756,"body":"combustible materials, the most"},{"speaker":"Wojciech Wegrzynski","startTime":2592.696,"endTime":2595.756,"body":"interesting were fire doors,"},{"speaker":"Wojciech Wegrzynski","startTime":2595.756,"endTime":2598.786,"body":"you know, because fire doors"},{"speaker":"Wojciech Wegrzynski","startTime":2595.756,"endTime":2598.786,"body":"are fairly small elements."},{"speaker":"Wojciech Wegrzynski","startTime":2599.836,"endTime":2602.746,"body":"possibly three technologies that"},{"speaker":"Wojciech Wegrzynski","startTime":2599.836,"endTime":2602.746,"body":"you can build it, either steel"},{"speaker":"Wojciech Wegrzynski","startTime":2602.746,"endTime":2605.476,"body":"with some sandwich material"},{"speaker":"Wojciech Wegrzynski","startTime":2602.746,"endTime":2605.476,"body":"inside installation, or it's"},{"speaker":"Wojciech Wegrzynski","startTime":2605.536,"endTime":2608.959,"body":"either aluminum frame and, fire"},{"speaker":"Wojciech Wegrzynski","startTime":2605.536,"endTime":2608.959,"body":"resistant glazing or some boards"},{"speaker":"Wojciech Wegrzynski","startTime":2608.959,"endTime":2611.779,"body":"inside them, or they're wooden"},{"speaker":"Wojciech Wegrzynski","startTime":2608.959,"endTime":2611.779,"body":"that's, preventive technologies"},{"speaker":"Wojciech Wegrzynski","startTime":2611.779,"endTime":2615.203,"body":"you'd have for doors, and even"},{"speaker":"Wojciech Wegrzynski","startTime":2611.779,"endTime":2615.203,"body":"on a, such a small sample, you"},{"speaker":"Wojciech Wegrzynski","startTime":2615.203,"endTime":2618.103,"body":"could observe the change in"},{"speaker":"Wojciech Wegrzynski","startTime":2615.203,"endTime":2618.103,"body":"five dynamics of your furnace."},{"speaker":"Wojciech Wegrzynski","startTime":2618.383,"endTime":2622.483,"body":"In short words, the fire"},{"speaker":"Wojciech Wegrzynski","startTime":2618.383,"endTime":2622.483,"body":"of the tested element."},{"speaker":"Wojciech Wegrzynski","startTime":2623.383,"endTime":2625.843,"body":"when It caught fire,"},{"speaker":"Wojciech Wegrzynski","startTime":2623.383,"endTime":2625.843,"body":"that's the element."},{"speaker":"Wojciech Wegrzynski","startTime":2625.843,"endTime":2629.203,"body":"It was almost enough to"},{"speaker":"Wojciech Wegrzynski","startTime":2625.843,"endTime":2629.203,"body":"sustain the standard fire"},{"speaker":"Wojciech Wegrzynski","startTime":2629.203,"endTime":2630.193,"body":"conditions in the furnace."},{"speaker":"Wojciech Wegrzynski","startTime":2630.785,"endTime":2633.515,"body":"the fire in the furnace"},{"speaker":"Wojciech Wegrzynski","startTime":2630.785,"endTime":2633.515,"body":"is self-sustaining, which"},{"speaker":"Wojciech Wegrzynski","startTime":2633.605,"endTime":2635.375,"body":"is kind of worrisome."},{"speaker":"Wojciech Wegrzynski","startTime":2635.405,"endTime":2638.975,"body":"When you think about the purpose"},{"speaker":"Wojciech Wegrzynski","startTime":2635.405,"endTime":2638.975,"body":"of fire testing and you get"},{"speaker":"Wojciech Wegrzynski","startTime":2638.975,"endTime":2642.182,"body":"into this discussion with,"},{"speaker":"Wojciech Wegrzynski","startTime":2638.975,"endTime":2642.182,"body":"fundamental fire, , testing,"},{"speaker":"Wojciech Wegrzynski","startTime":2642.232,"endTime":2645.609,"body":", researchers, who focus on the"},{"speaker":"Wojciech Wegrzynski","startTime":2642.232,"endTime":2645.609,"body":"equivalency of fire resistance"},{"speaker":"Wojciech Wegrzynski","startTime":2645.609,"endTime":2646.719,"body":"tests and stuff like that."},{"speaker":"Wojciech Wegrzynski","startTime":2646.719,"endTime":2649.792,"body":"And, it's only based on"},{"speaker":"Wojciech Wegrzynski","startTime":2646.719,"endTime":2649.792,"body":"temperature comparison at"},{"speaker":"Wojciech Wegrzynski","startTime":2649.792,"endTime":2650.782,"body":"your plate thermometers."},{"speaker":"Wojciech Wegrzynski","startTime":2650.812,"endTime":2653.692,"body":"That's pretty much"},{"speaker":"Wojciech Wegrzynski","startTime":2650.812,"endTime":2653.692,"body":"equivalency that, the exposure"},{"speaker":"Wojciech Wegrzynski","startTime":2653.692,"endTime":2657.082,"body":"conditions to which your"},{"speaker":"Wojciech Wegrzynski","startTime":2653.692,"endTime":2657.082,"body":"sample was exposed to were"},{"speaker":"Wojciech Wegrzynski","startTime":2657.352,"endTime":2659.192,"body":"equivalent among these tests."},{"speaker":"Wojciech Wegrzynski","startTime":2660.012,"endTime":2663.042,"body":"And if you consider"},{"speaker":"Wojciech Wegrzynski","startTime":2660.012,"endTime":2663.042,"body":"only that measure."},{"speaker":"Wojciech Wegrzynski","startTime":2663.702,"endTime":2664.452,"body":"Yeah, that's true."},{"speaker":"Wojciech Wegrzynski","startTime":2664.482,"endTime":2666.882,"body":"The temperatures in the"},{"speaker":"Wojciech Wegrzynski","startTime":2664.482,"endTime":2666.882,"body":"furnace were very similar"},{"speaker":"Wojciech Wegrzynski","startTime":2666.882,"endTime":2667.872,"body":"between these tests."},{"speaker":"Wojciech Wegrzynski","startTime":2668.119,"endTime":2671.299,"body":"But I'm not very comfortable"},{"speaker":"Wojciech Wegrzynski","startTime":2668.119,"endTime":2671.299,"body":"with the fact that my"},{"speaker":"Wojciech Wegrzynski","startTime":2671.299,"endTime":2675.589,"body":"furnace behaved in a"},{"speaker":"Wojciech Wegrzynski","startTime":2671.299,"endTime":2675.589,"body":"completely different manner"},{"speaker":"Wojciech Wegrzynski","startTime":2676.369,"endTime":2677.809,"body":"between one and another."},{"speaker":"Wojciech Wegrzynski","startTime":2678.139,"endTime":2680.759,"body":"And I would love to open"},{"speaker":"Wojciech Wegrzynski","startTime":2678.139,"endTime":2680.759,"body":"this discussion in the fire"},{"speaker":"Wojciech Wegrzynski","startTime":2680.759,"endTime":2683.639,"body":"community, because I think this"},{"speaker":"Wojciech Wegrzynski","startTime":2680.759,"endTime":2683.639,"body":"is a discussion that needs to"},{"speaker":"Wojciech Wegrzynski","startTime":2683.639,"endTime":2690.415,"body":"be taken the fact that we fire"},{"speaker":"Wojciech Wegrzynski","startTime":2683.639,"endTime":2690.415,"body":"engineers understand this nuance"},{"speaker":"Wojciech Wegrzynski","startTime":2690.445,"endTime":2691.915,"body":"difference between these tests."},{"speaker":"Wojciech Wegrzynski","startTime":2691.975,"endTime":2694.351,"body":"Maybe not even all a fire"},{"speaker":"Wojciech Wegrzynski","startTime":2691.975,"endTime":2694.351,"body":"engineers may be just a group"},{"speaker":"Wojciech Wegrzynski","startTime":2694.351,"endTime":2696.442,"body":"of fire engineers and the"},{"speaker":"Wojciech Wegrzynski","startTime":2694.351,"endTime":2696.442,"body":"research just understands that,"},{"speaker":"Wojciech Wegrzynski","startTime":2696.472,"endTime":2700.042,"body":"but it's a small nuance in"},{"speaker":"Wojciech Wegrzynski","startTime":2696.472,"endTime":2700.042,"body":"the test, but in my opinion,"},{"speaker":"Wojciech Wegrzynski","startTime":2700.042,"endTime":2701.332,"body":"makes it a large difference."},{"speaker":"Wojciech Wegrzynski","startTime":2701.332,"endTime":2704.475,"body":"But to an outsider, to an"},{"speaker":"Wojciech Wegrzynski","startTime":2701.332,"endTime":2704.475,"body":"architect, the structural"},{"speaker":"Wojciech Wegrzynski","startTime":2704.475,"endTime":2707.085,"body":"engineer, who's not a"},{"speaker":"Wojciech Wegrzynski","startTime":2704.475,"endTime":2707.085,"body":"fire safety engineer."},{"speaker":"Wojciech Wegrzynski","startTime":2707.895,"endTime":2710.285,"body":"says two hours, fire"},{"speaker":"Wojciech Wegrzynski","startTime":2707.895,"endTime":2710.285,"body":"resistance, period."},{"speaker":"Wojciech Wegrzynski","startTime":2711.065,"endTime":2714.905,"body":"And, my has two hours"},{"speaker":"Wojciech Wegrzynski","startTime":2711.065,"endTime":2714.905,"body":"fire resistance."},{"speaker":"Wojciech Wegrzynski","startTime":2714.935,"endTime":2717.975,"body":"My steel has two"},{"speaker":"Wojciech Wegrzynski","startTime":2714.935,"endTime":2717.975,"body":"hours, fire resistance."},{"speaker":"Wojciech Wegrzynski","startTime":2718.815,"endTime":2720.525,"body":"timber element has"},{"speaker":"Wojciech Wegrzynski","startTime":2718.815,"endTime":2720.525,"body":"two hours resistance."},{"speaker":"Wojciech Wegrzynski","startTime":2720.555,"endTime":2723.435,"body":"To me, they're all the"},{"speaker":"Wojciech Wegrzynski","startTime":2720.555,"endTime":2723.435,"body":"same terms of how will"},{"speaker":"Wojciech Wegrzynski","startTime":2723.435,"endTime":2724.515,"body":"they behave in fire?"},{"speaker":"Wojciech Wegrzynski","startTime":2724.575,"endTime":2726.555,"body":"Because the number is the same."},{"speaker":"Wojciech Wegrzynski","startTime":2726.975,"endTime":2732.005,"body":"And this, is dangerous for us"},{"speaker":"Wojciech Wegrzynski","startTime":2726.975,"endTime":2732.005,"body":"fire people, because if there"},{"speaker":"Wojciech Wegrzynski","startTime":2732.095,"endTime":2735.965,"body":"is a huge fire in the timber"},{"speaker":"Wojciech Wegrzynski","startTime":2732.095,"endTime":2735.965,"body":"building and there will be a"},{"speaker":"Wojciech Wegrzynski","startTime":2735.965,"endTime":2740.095,"body":"huge fire in a timber building,"},{"speaker":"Wojciech Wegrzynski","startTime":2735.965,"endTime":2740.095,"body":"that's, not a matter of if, but"},{"speaker":"Wojciech Wegrzynski","startTime":2740.095,"endTime":2742.809,"body":"when and the timber was designed"},{"speaker":"Wojciech Wegrzynski","startTime":2740.095,"endTime":2742.809,"body":"to have two hours of fire"},{"speaker":"Wojciech Wegrzynski","startTime":2742.809,"endTime":2745.359,"body":"resistance, it will be on us."},{"speaker":"Wojciech Wegrzynski","startTime":2745.359,"endTime":2748.169,"body":"Why it didn't resist fire"},{"speaker":"Wojciech Wegrzynski","startTime":2745.359,"endTime":2748.169,"body":"for two hours, , because"},{"speaker":"Wojciech Wegrzynski","startTime":2748.169,"endTime":2750.989,"body":"you fire people told us it"},{"speaker":"Wojciech Wegrzynski","startTime":2748.169,"endTime":2750.989,"body":"resists fire for two hours."},{"speaker":"Felix Wiesner","startTime":2750.989,"endTime":2751.702,"body":"Yeah, And."},{"speaker":"Felix Wiesner","startTime":2751.702,"endTime":2753.652,"body":"I think, you'll pick up on a"},{"speaker":"Felix Wiesner","startTime":2751.702,"endTime":2753.652,"body":"very important point there."},{"speaker":"Felix Wiesner","startTime":2753.652,"endTime":2756.352,"body":"So you have these numbers"},{"speaker":"Felix Wiesner","startTime":2753.652,"endTime":2756.352,"body":"and that's, you always see"},{"speaker":"Felix Wiesner","startTime":2756.352,"endTime":2758.122,"body":"that 90 minutes, 120 minutes."},{"speaker":"Felix Wiesner","startTime":2758.122,"endTime":2760.179,"body":"And that's where people that"},{"speaker":"Felix Wiesner","startTime":2758.122,"endTime":2760.179,"body":"are not be from the fire"},{"speaker":"Felix Wiesner","startTime":2760.179,"endTime":2762.249,"body":"community, like structural"},{"speaker":"Felix Wiesner","startTime":2760.179,"endTime":2762.249,"body":"engineers or architects,"},{"speaker":"Felix Wiesner","startTime":2762.279,"endTime":2763.749,"body":"they hold onto these numbers."},{"speaker":"Felix Wiesner","startTime":2763.912,"endTime":2766.252,"body":"Are that just for them, the"},{"speaker":"Felix Wiesner","startTime":2763.912,"endTime":2766.252,"body":"justification that like,"},{"speaker":"Felix Wiesner","startTime":2766.282,"endTime":2769.212,"body":"okay, if , that's the way"},{"speaker":"Felix Wiesner","startTime":2766.282,"endTime":2769.212,"body":"that works, fire resistance"},{"speaker":"Felix Wiesner","startTime":2769.592,"endTime":2770.612,"body":"does this the same number."},{"speaker":"Felix Wiesner","startTime":2770.612,"endTime":2773.222,"body":"So I might as well use the"},{"speaker":"Felix Wiesner","startTime":2770.612,"endTime":2773.222,"body":"timber, but then obviously,"},{"speaker":"Felix Wiesner","startTime":2773.222,"endTime":2774.812,"body":"like you said, you have"},{"speaker":"Felix Wiesner","startTime":2773.222,"endTime":2774.812,"body":"to fuel a contribution"},{"speaker":"Felix Wiesner","startTime":2774.842,"endTime":2776.042,"body":"even from a small door."},{"speaker":"Felix Wiesner","startTime":2776.282,"endTime":2779.402,"body":"So it are scaled up to a whole"},{"speaker":"Felix Wiesner","startTime":2776.282,"endTime":2779.402,"body":"compartment clad in timber."},{"speaker":"Felix Wiesner","startTime":2780.202,"endTime":2782.452,"body":", Then that's the other issue is"},{"speaker":"Felix Wiesner","startTime":2780.202,"endTime":2782.452,"body":"that if you test, for example,"},{"speaker":"Felix Wiesner","startTime":2782.452,"endTime":2785.552,"body":"a CLT slab, things like the"},{"speaker":"Felix Wiesner","startTime":2782.452,"endTime":2785.552,"body":"char fall off delamination"},{"speaker":"Felix Wiesner","startTime":2786.082,"endTime":2788.372,"body":"that can all happen in a fire"},{"speaker":"Felix Wiesner","startTime":2786.082,"endTime":2788.372,"body":"resistance test it doesn't"},{"speaker":"Felix Wiesner","startTime":2788.392,"endTime":2789.742,"body":"change anything for the outcome."},{"speaker":"Felix Wiesner","startTime":2790.162,"endTime":2791.392,"body":"Or the chairing"},{"speaker":"Felix Wiesner","startTime":2790.162,"endTime":2791.392,"body":"rate will increase."},{"speaker":"Felix Wiesner","startTime":2792.247,"endTime":2792.997,"body":"But you you do?"},{"speaker":"Felix Wiesner","startTime":2792.997,"endTime":2796.904,"body":"not capture the effects of"},{"speaker":"Felix Wiesner","startTime":2792.997,"endTime":2796.904,"body":"the longer fire dynamics that"},{"speaker":"Felix Wiesner","startTime":2796.904,"endTime":2798.164,"body":"you would see in a real fire."},{"speaker":"Wojciech Wegrzynski","startTime":2798.779,"endTime":2800.162,"body":"Not every, fire."},{"speaker":"Wojciech Wegrzynski","startTime":2800.162,"endTime":2801.542,"body":"test is load bearing as well."},{"speaker":"Wojciech Wegrzynski","startTime":2801.642,"endTime":2805.182,"body":"But, that's why I've invited you"},{"speaker":"Wojciech Wegrzynski","startTime":2801.642,"endTime":2805.182,"body":"to the show, you know, to show"},{"speaker":"Wojciech Wegrzynski","startTime":2805.182,"endTime":2809.142,"body":"the complexity of the problem"},{"speaker":"Wojciech Wegrzynski","startTime":2805.182,"endTime":2809.142,"body":"and where the engineering in"},{"speaker":"Wojciech Wegrzynski","startTime":2809.142,"endTime":2813.502,"body":"that truly is beyond just the"},{"speaker":"Wojciech Wegrzynski","startTime":2809.142,"endTime":2813.502,"body":"seven mil safety layer, because,"},{"speaker":"Wojciech Wegrzynski","startTime":2813.502,"endTime":2815.572,"body":"there is so much more to that."},{"speaker":"Wojciech Wegrzynski","startTime":2816.692,"endTime":2820.576,"body":"I think obviously people will"},{"speaker":"Wojciech Wegrzynski","startTime":2816.692,"endTime":2820.576,"body":"not, know how to engineer timber"},{"speaker":"Wojciech Wegrzynski","startTime":2820.606,"endTime":2823.596,"body":"from just this podcast, but I"},{"speaker":"Wojciech Wegrzynski","startTime":2820.606,"endTime":2823.596,"body":"hope they will have, , a little"},{"speaker":"Wojciech Wegrzynski","startTime":2823.596,"endTime":2830.286,"body":"better understandment where the"},{"speaker":"Wojciech Wegrzynski","startTime":2823.596,"endTime":2830.286,"body":"problem in engineering is and"},{"speaker":"Wojciech Wegrzynski","startTime":2830.316,"endTime":2832.866,"body":"what can be done, what cannot"},{"speaker":"Wojciech Wegrzynski","startTime":2830.316,"endTime":2832.866,"body":"be done, what are the choices?"},{"speaker":"Wojciech Wegrzynski","startTime":2832.866,"endTime":2836.736,"body":"So I'm really happy to have"},{"speaker":"Wojciech Wegrzynski","startTime":2832.866,"endTime":2836.736,"body":"had this discussion with you."},{"speaker":"Wojciech Wegrzynski","startTime":2837.186,"endTime":2838.176,"body":"Where are you heading now?"},{"speaker":"Wojciech Wegrzynski","startTime":2838.176,"endTime":2839.196,"body":"What are you gonna do?"},{"speaker":"Wojciech Wegrzynski","startTime":2839.196,"endTime":2841.926,"body":"Because I know you have some"},{"speaker":"Wojciech Wegrzynski","startTime":2839.196,"endTime":2841.926,"body":"really exciting projects in"},{"speaker":"Wojciech Wegrzynski","startTime":2841.926,"endTime":2843.216,"body":"this regard, in the future."},{"speaker":"Wojciech Wegrzynski","startTime":2843.216,"endTime":2847.046,"body":"So what people should look"},{"speaker":"Wojciech Wegrzynski","startTime":2843.216,"endTime":2847.046,"body":"forward from you you know,"},{"speaker":"Wojciech Wegrzynski","startTime":2847.046,"endTime":2849.896,"body":"there's high expectancies"},{"speaker":"Wojciech Wegrzynski","startTime":2847.046,"endTime":2849.896,"body":"from your side because,"},{"speaker":"Wojciech Wegrzynski","startTime":2849.896,"endTime":2854.156,"body":"Luke Bisby once said that"},{"speaker":"Wojciech Wegrzynski","startTime":2849.896,"endTime":2854.156,"body":"if you want to read a good"},{"speaker":"Wojciech Wegrzynski","startTime":2854.156,"endTime":2858.326,"body":"exemplary research paper, read"},{"speaker":"Wojciech Wegrzynski","startTime":2854.156,"endTime":2858.326,"body":"the one from, from Wiezmo."},{"speaker":"Wojciech Wegrzynski","startTime":2858.536,"endTime":2862.496,"body":"So I there's high"},{"speaker":"Wojciech Wegrzynski","startTime":2858.536,"endTime":2862.496,"body":"expectations from the fire"},{"speaker":"Wojciech Wegrzynski","startTime":2862.496,"endTime":2864.076,"body":"community towards, you now."},{"speaker":"Felix Wiesner","startTime":2864.206,"endTime":2866.831,"body":"Yeah, well, I"},{"speaker":"Felix Wiesner","startTime":2864.206,"endTime":2866.831,"body":"guess he had to say that seeing"},{"speaker":"Felix Wiesner","startTime":2866.831,"endTime":2869.561,"body":"that he works a lot with me,"},{"speaker":"Felix Wiesner","startTime":2866.831,"endTime":2869.561,"body":"and I think he was referring"},{"speaker":"Felix Wiesner","startTime":2869.561,"endTime":2872.851,"body":"mostly to two graphics or plots"},{"speaker":"Felix Wiesner","startTime":2869.561,"endTime":2872.851,"body":"that I do, so that's a bit, the"},{"speaker":"Felix Wiesner","startTime":2872.861,"endTime":2873.971,"body":"actual papers are good, but,"},{"speaker":"Wojciech Wegrzynski","startTime":2874.046,"endTime":2874.766,"body":"fantastic."},{"speaker":"Felix Wiesner","startTime":2874.931,"endTime":2877.641,"body":"uh, in terms"},{"speaker":"Felix Wiesner","startTime":2874.931,"endTime":2877.641,"body":"of, , what I do right now,"},{"speaker":"Felix Wiesner","startTime":2877.641,"endTime":2880.611,"body":"I mean, I'm actually still"},{"speaker":"Felix Wiesner","startTime":2877.641,"endTime":2880.611,"body":"working on some of the analysis"},{"speaker":"Felix Wiesner","startTime":2880.641,"endTime":2882.441,"body":"from my doctoral studies."},{"speaker":"Felix Wiesner","startTime":2882.561,"endTime":2884.331,"body":"So that's on the"},{"speaker":"Felix Wiesner","startTime":2882.561,"endTime":2884.331,"body":"other structure, fire."},{"speaker":"Felix Wiesner","startTime":2884.901,"endTime":2888.639,"body":"Then actually here in Australia"},{"speaker":"Felix Wiesner","startTime":2884.901,"endTime":2888.639,"body":"at the university of Queensland,"},{"speaker":"Felix Wiesner","startTime":2888.639,"endTime":2891.989,"body":"my research is going,"},{"speaker":"Felix Wiesner","startTime":2888.639,"endTime":2891.989,"body":"slightly different direction."},{"speaker":"Felix Wiesner","startTime":2892.049,"endTime":2894.479,"body":"And I'm looking a lot"},{"speaker":"Felix Wiesner","startTime":2892.049,"endTime":2894.479,"body":"about the interaction of"},{"speaker":"Felix Wiesner","startTime":2894.479,"endTime":2897.419,"body":"durability at design life"},{"speaker":"Felix Wiesner","startTime":2894.479,"endTime":2897.419,"body":"and fire safety of timber."},{"speaker":"Felix Wiesner","startTime":2897.969,"endTime":2902.639,"body":"That means what's how can we use"},{"speaker":"Felix Wiesner","startTime":2897.969,"endTime":2902.639,"body":"fire retardants, , to increase,"},{"speaker":"Felix Wiesner","startTime":2902.651,"endTime":2905.231,"body":"not only structural performance,"},{"speaker":"Felix Wiesner","startTime":2902.651,"endTime":2905.231,"body":"but fire performance in general"},{"speaker":"Felix Wiesner","startTime":2905.231,"endTime":2907.964,"body":"of timber, but also, one of"},{"speaker":"Felix Wiesner","startTime":2905.231,"endTime":2907.964,"body":"the things we're looking at"},{"speaker":"Felix Wiesner","startTime":2907.964,"endTime":2911.587,"body":"is, so you can use treatments"},{"speaker":"Felix Wiesner","startTime":2907.964,"endTime":2911.587,"body":"to increase the durability."},{"speaker":"Felix Wiesner","startTime":2912.247,"endTime":2915.217,"body":"How do they interact"},{"speaker":"Felix Wiesner","startTime":2912.247,"endTime":2915.217,"body":"with the fire safety?"},{"speaker":"Felix Wiesner","startTime":2915.527,"endTime":2919.001,"body":"of course your silver bullet"},{"speaker":"Felix Wiesner","startTime":2915.527,"endTime":2919.001,"body":"would be a treatment, or,"},{"speaker":"Felix Wiesner","startTime":2919.001,"endTime":2921.591,"body":"or the assign method that"},{"speaker":"Felix Wiesner","startTime":2919.001,"endTime":2921.591,"body":"both increases fire safety"},{"speaker":"Felix Wiesner","startTime":2921.591,"endTime":2924.861,"body":"and durability, but that's"},{"speaker":"Felix Wiesner","startTime":2921.591,"endTime":2924.861,"body":"obviously needs rich research."},{"speaker":"Felix Wiesner","startTime":2924.906,"endTime":2928.981,"body":"we're looking at, , flammability"},{"speaker":"Felix Wiesner","startTime":2924.906,"endTime":2928.981,"body":"and suitability of, , new,"},{"speaker":"Felix Wiesner","startTime":2928.981,"endTime":2932.101,"body":"uh, timber species in terms"},{"speaker":"Felix Wiesner","startTime":2928.981,"endTime":2932.101,"body":"of how can we use them?"},{"speaker":"Felix Wiesner","startTime":2932.581,"endTime":2936.631,"body":"which timber species can we"},{"speaker":"Felix Wiesner","startTime":2932.581,"endTime":2936.631,"body":"use in wildfire prone regions?"},{"speaker":"Felix Wiesner","startTime":2937.031,"endTime":2940.537,"body":"yeah, so I'm definitely looking"},{"speaker":"Felix Wiesner","startTime":2937.031,"endTime":2940.537,"body":"a bit more on the flammability"},{"speaker":"Felix Wiesner","startTime":2940.537,"endTime":2943.777,"body":"side because during my doctoral"},{"speaker":"Felix Wiesner","startTime":2940.537,"endTime":2943.777,"body":"studies, I really focused on"},{"speaker":"Felix Wiesner","startTime":2943.777,"endTime":2946.417,"body":"the structure and the kind of, I"},{"speaker":"Felix Wiesner","startTime":2943.777,"endTime":2946.417,"body":"measured the temperatures, but I"},{"speaker":"Felix Wiesner","startTime":2946.417,"endTime":2950.088,"body":"didn't care that much about, the"},{"speaker":"Felix Wiesner","startTime":2946.417,"endTime":2950.088,"body":"dynamics and the flammability."},{"speaker":"Felix Wiesner","startTime":2950.088,"endTime":2952.308,"body":"And now I'm looking more into"},{"speaker":"Felix Wiesner","startTime":2950.088,"endTime":2952.308,"body":"that and I'm actually learning"},{"speaker":"Felix Wiesner","startTime":2952.308,"endTime":2955.058,"body":"a lot, which is very interesting"},{"speaker":"Felix Wiesner","startTime":2952.308,"endTime":2955.058,"body":"and,  , turning into into a"},{"speaker":"Felix Wiesner","startTime":2955.058,"endTime":2959.045,"body":"proper fire dynamics, nerd and"},{"speaker":"Felix Wiesner","startTime":2955.058,"endTime":2959.045,"body":"flammability flammability guy."},{"speaker":"Felix Wiesner","startTime":2959.045,"endTime":2959.255,"body":"Yeah."},{"speaker":"Wojciech Wegrzynski","startTime":2959.255,"endTime":2961.871,"body":"That's a lot of but it's"},{"speaker":"Wojciech Wegrzynski","startTime":2961.871,"endTime":2964.05,"body":"sounds really excitement."},{"speaker":"Felix Wiesner","startTime":2964.05,"endTime":2965.736,"body":"it is so"},{"speaker":"Felix Wiesner","startTime":2964.05,"endTime":2965.736,"body":"overwhelming because one thing"},{"speaker":"Felix Wiesner","startTime":2965.736,"endTime":2967.926,"body":"I realized as a PhD student,"},{"speaker":"Felix Wiesner","startTime":2965.736,"endTime":2967.926,"body":"you have a good, because you"},{"speaker":"Felix Wiesner","startTime":2967.926,"endTime":2969.966,"body":"have your topic and you're"},{"speaker":"Felix Wiesner","startTime":2967.926,"endTime":2969.966,"body":"focus on that and you might"},{"speaker":"Felix Wiesner","startTime":2969.966,"endTime":2973.506,"body":"pick up a thing or two other"},{"speaker":"Felix Wiesner","startTime":2969.966,"endTime":2973.506,"body":"side, but once you get into"},{"speaker":"Felix Wiesner","startTime":2973.506,"endTime":2977.376,"body":"a board or off of a research"},{"speaker":"Felix Wiesner","startTime":2973.506,"endTime":2977.376,"body":"phase where someone pays"},{"speaker":"Felix Wiesner","startTime":2977.376,"endTime":2979.596,"body":"you a lot of money to come"},{"speaker":"Felix Wiesner","startTime":2977.376,"endTime":2979.596,"body":"up with ideas and research,"},{"speaker":"Felix Wiesner","startTime":2979.646,"endTime":2981.276,"body":"you're kind of managing a lot."},{"speaker":"Felix Wiesner","startTime":2981.336,"endTime":2982.859,"body":"Like, nothing is"},{"speaker":"Felix Wiesner","startTime":2981.336,"endTime":2982.859,"body":"really in depth."},{"speaker":"Felix Wiesner","startTime":2982.949,"endTime":2985.856,"body":"Oh, you work with your"},{"speaker":"Felix Wiesner","startTime":2982.949,"endTime":2985.856,"body":"students , and they are the"},{"speaker":"Felix Wiesner","startTime":2985.986,"endTime":2988.656,"body":"creators and they really bring"},{"speaker":"Felix Wiesner","startTime":2985.986,"endTime":2988.656,"body":"all the creativity and then"},{"speaker":"Felix Wiesner","startTime":2989.106,"endTime":2990.426,"body":"you kind of try to guide them."},{"speaker":"Felix Wiesner","startTime":2990.426,"endTime":2992.276,"body":"And, some days I still"},{"speaker":"Felix Wiesner","startTime":2990.426,"endTime":2992.276,"body":"get to work in the"},{"speaker":"Felix Wiesner","startTime":2992.276,"endTime":2993.716,"body":"laboratory, which is nice."},{"speaker":"Felix Wiesner","startTime":2994.013,"endTime":2996.729,"body":"yeah, because, I though,"},{"speaker":"Felix Wiesner","startTime":2994.013,"endTime":2996.729,"body":"if I spent like a week"},{"speaker":"Felix Wiesner","startTime":2996.729,"endTime":2999.219,"body":"in the laboratory, I'm"},{"speaker":"Felix Wiesner","startTime":2996.729,"endTime":2999.219,"body":"happy to just sit on my"},{"speaker":"Felix Wiesner","startTime":2999.219,"endTime":3000.779,"body":"desk with a tea or coffee."},{"speaker":"Felix Wiesner","startTime":3000.779,"endTime":3003.419,"body":"And if I spent two weeks at"},{"speaker":"Felix Wiesner","startTime":3000.779,"endTime":3003.419,"body":"the office, I just want to"},{"speaker":"Felix Wiesner","startTime":3003.419,"endTime":3005.039,"body":"be in the laboratory again."},{"speaker":"Wojciech Wegrzynski","startTime":3005.039,"endTime":3006.689,"body":"I'm really"},{"speaker":"Wojciech Wegrzynski","startTime":3005.039,"endTime":3006.689,"body":"happy that this shift in your"},{"speaker":"Wojciech Wegrzynski","startTime":3006.689,"endTime":3008.579,"body":"career, uh, happens for you."},{"speaker":"Wojciech Wegrzynski","startTime":3008.579,"endTime":3012.479,"body":"And there is so much more"},{"speaker":"Wojciech Wegrzynski","startTime":3008.579,"endTime":3012.479,"body":"you can do now having these"},{"speaker":"Wojciech Wegrzynski","startTime":3012.629,"endTime":3015.439,"body":"resources, students , and"},{"speaker":"Wojciech Wegrzynski","startTime":3012.629,"endTime":3015.439,"body":"great collaborations."},{"speaker":"Wojciech Wegrzynski","startTime":3015.709,"endTime":3019.758,"body":"And this, complexity of your"},{"speaker":"Wojciech Wegrzynski","startTime":3015.709,"endTime":3019.758,"body":"future research plan is a great"},{"speaker":"Wojciech Wegrzynski","startTime":3019.998,"endTime":3022.908,"body":"testament to the complexity"},{"speaker":"Wojciech Wegrzynski","startTime":3019.998,"endTime":3022.908,"body":"of the, of the problem."},{"speaker":"Wojciech Wegrzynski","startTime":3023.238,"endTime":3026.008,"body":"so yeah, Felix, thanks So"},{"speaker":"Wojciech Wegrzynski","startTime":3023.238,"endTime":3026.008,"body":"much for taking the invite"},{"speaker":"Wojciech Wegrzynski","startTime":3026.008,"endTime":3028.608,"body":"to the show yeah, man."},{"speaker":"Wojciech Wegrzynski","startTime":3028.878,"endTime":3029.268,"body":"Cheers."},{"speaker":"Wojciech Wegrzynski","startTime":3029.298,"endTime":3033.348,"body":"We'll pick up this talk"},{"speaker":"Wojciech Wegrzynski","startTime":3029.298,"endTime":3033.348,"body":"in the future for sure."},{"speaker":"Felix Wiesner","startTime":3033.513,"endTime":3035.533,"body":"I'm sure it"},{"speaker":"Felix Wiesner","startTime":3033.513,"endTime":3035.533,"body":"will, it will stay with us."},{"speaker":"Felix Wiesner","startTime":3035.533,"endTime":3038.053,"body":"And, and I think that's a"},{"speaker":"Felix Wiesner","startTime":3035.533,"endTime":3038.053,"body":"lot of exciting research"},{"speaker":"Felix Wiesner","startTime":3038.053,"endTime":3040.123,"body":"and development happening"},{"speaker":"Felix Wiesner","startTime":3038.053,"endTime":3040.123,"body":"across the world."},{"speaker":"Felix Wiesner","startTime":3040.389,"endTime":3042.519,"body":"I mean, there's so many working"},{"speaker":"Felix Wiesner","startTime":3040.389,"endTime":3042.519,"body":"groups that are working on"},{"speaker":"Felix Wiesner","startTime":3042.519,"endTime":3045.789,"body":"this, so I think we're hopefully"},{"speaker":"Felix Wiesner","startTime":3042.519,"endTime":3045.789,"body":"heading in the right direction."},{"speaker":"Felix Wiesner","startTime":3045.789,"endTime":3048.639,"body":"And like you said, we,"},{"speaker":"Felix Wiesner","startTime":3045.789,"endTime":3048.639,"body":"we have to make sure that"},{"speaker":"Felix Wiesner","startTime":3048.639,"endTime":3051.189,"body":"we take people along with"},{"speaker":"Felix Wiesner","startTime":3048.639,"endTime":3051.189,"body":"us in that conversation."},{"speaker":"Felix Wiesner","startTime":3051.559,"endTime":3053.209,"body":"Architects,"},{"speaker":"Felix Wiesner","startTime":3051.559,"endTime":3053.209,"body":"structural engineers."},{"speaker":"Felix Wiesner","startTime":3053.239,"endTime":3055.729,"body":"We have to have"},{"speaker":"Felix Wiesner","startTime":3053.239,"endTime":3055.729,"body":"patients, I guess, not"},{"speaker":"Felix Wiesner","startTime":3055.729,"endTime":3057.439,"body":"always easy, but yeah."},{"speaker":"Felix Wiesner","startTime":3057.979,"endTime":3059.599,"body":", thank you very much for"},{"speaker":"Felix Wiesner","startTime":3057.979,"endTime":3059.599,"body":"having me on here and"},{"speaker":"Felix Wiesner","startTime":3059.599,"endTime":3060.629,"body":"hopefully it will be helpful."},{"speaker":"Wojciech Wegrzynski","startTime":3060.874,"endTime":3061.484,"body":"Thanks Felix."},{"speaker":"Wojciech Wegrzynski","startTime":3061.614,"endTime":3063.334,"body":"And that was a"},{"speaker":"Wojciech Wegrzynski","startTime":3061.614,"endTime":3063.334,"body":"really great chat."},{"speaker":"Wojciech Wegrzynski","startTime":3063.344,"endTime":3067.924,"body":"And I'm very happy to had you"},{"speaker":"Wojciech Wegrzynski","startTime":3063.344,"endTime":3067.924,"body":"on the show with this non easy"},{"speaker":"Wojciech Wegrzynski","startTime":3067.924,"endTime":3071.434,"body":"subject of structural fire"},{"speaker":"Wojciech Wegrzynski","startTime":3067.924,"endTime":3071.434,"body":"resistance of timber structures."},{"speaker":"Wojciech Wegrzynski","startTime":3071.458,"endTime":3072.898,"body":"I really enjoyed."},{"speaker":"Wojciech Wegrzynski","startTime":3073.648,"endTime":3076.814,"body":"Felix, explain to me the"},{"speaker":"Wojciech Wegrzynski","startTime":3073.648,"endTime":3076.814,"body":"role of moisture transport"},{"speaker":"Wojciech Wegrzynski","startTime":3076.844,"endTime":3080.131,"body":"in wooden products or"},{"speaker":"Wojciech Wegrzynski","startTime":3076.844,"endTime":3080.131,"body":"in timber in general."},{"speaker":"Wojciech Wegrzynski","startTime":3080.131,"endTime":3083.251,"body":"And that's something I have"},{"speaker":"Wojciech Wegrzynski","startTime":3080.131,"endTime":3083.251,"body":"never thought about that it"},{"speaker":"Wojciech Wegrzynski","startTime":3083.251,"endTime":3085.201,"body":"may pay such a critical role."},{"speaker":"Wojciech Wegrzynski","startTime":3085.26,"endTime":3087.61,"body":"And then again, when you"},{"speaker":"Wojciech Wegrzynski","startTime":3085.26,"endTime":3087.61,"body":"think about connections"},{"speaker":"Wojciech Wegrzynski","startTime":3087.61,"endTime":3090.585,"body":"or the glue lines, Parts"},{"speaker":"Wojciech Wegrzynski","startTime":3087.61,"endTime":3090.585,"body":"of the structure that you"},{"speaker":"Wojciech Wegrzynski","startTime":3090.585,"endTime":3091.995,"body":"could consider weakest link."},{"speaker":"Wojciech Wegrzynski","startTime":3092.555,"endTime":3095.422,"body":"Uh,weakening them through"},{"speaker":"Wojciech Wegrzynski","startTime":3092.555,"endTime":3095.422,"body":"this mechanism seems"},{"speaker":"Wojciech Wegrzynski","startTime":3095.422,"endTime":3099.292,"body":"like a potentially quite"},{"speaker":"Wojciech Wegrzynski","startTime":3095.422,"endTime":3099.292,"body":"a dangerous problem."},{"speaker":"Wojciech Wegrzynski","startTime":3099.292,"endTime":3103.058,"body":"And I'm happy that someone"},{"speaker":"Wojciech Wegrzynski","startTime":3099.292,"endTime":3103.058,"body":"is working on solving this."},{"speaker":"Wojciech Wegrzynski","startTime":3103.36,"endTime":3107.22,"body":"I also hope you've enjoyed"},{"speaker":"Wojciech Wegrzynski","startTime":3103.36,"endTime":3107.22,"body":"how Felix, showing us the role"},{"speaker":"Wojciech Wegrzynski","startTime":3107.22,"endTime":3111.387,"body":"of the structure of the cross"},{"speaker":"Wojciech Wegrzynski","startTime":3107.22,"endTime":3111.387,"body":"laminated timber elements, the"},{"speaker":"Wojciech Wegrzynski","startTime":3111.387,"endTime":3115.487,"body":"role of, uh, using, propper"},{"speaker":"Wojciech Wegrzynski","startTime":3111.387,"endTime":3115.487,"body":"sizes of lamella the influence"},{"speaker":"Wojciech Wegrzynski","startTime":3115.487,"endTime":3116.657,"body":"of different adhesives."},{"speaker":"Wojciech Wegrzynski","startTime":3116.657,"endTime":3118.907,"body":"That's really fascinating"},{"speaker":"Wojciech Wegrzynski","startTime":3116.657,"endTime":3118.907,"body":"that you can engineer this"},{"speaker":"Wojciech Wegrzynski","startTime":3118.907,"endTime":3121.307,"body":"product to such a degree and."},{"speaker":"Wojciech Wegrzynski","startTime":3122.137,"endTime":3126.637,"body":"Yet on the market, people just"},{"speaker":"Wojciech Wegrzynski","startTime":3122.137,"endTime":3126.637,"body":"drop it down into a mass timber"},{"speaker":"Wojciech Wegrzynski","startTime":3126.637,"endTime":3129.007,"body":"or CLT, and I will not lie."},{"speaker":"Wojciech Wegrzynski","startTime":3129.037,"endTime":3130.057,"body":"I did as well."},{"speaker":"Wojciech Wegrzynski","startTime":3130.447,"endTime":3134.407,"body":"Whereas this is a family of"},{"speaker":"Wojciech Wegrzynski","startTime":3130.447,"endTime":3134.407,"body":"solutions, not just one of them."},{"speaker":"Wojciech Wegrzynski","startTime":3134.407,"endTime":3137.927,"body":"And, if there are so many"},{"speaker":"Wojciech Wegrzynski","startTime":3134.407,"endTime":3137.927,"body":"things you can change to"},{"speaker":"Wojciech Wegrzynski","startTime":3137.927,"endTime":3141.18,"body":"improve the product, it means"},{"speaker":"Wojciech Wegrzynski","startTime":3137.927,"endTime":3141.18,"body":"we got some tools to work with."},{"speaker":"Wojciech Wegrzynski","startTime":3141.69,"endTime":3145.47,"body":"And yeah, I really hope Felix's"},{"speaker":"Wojciech Wegrzynski","startTime":3141.69,"endTime":3145.47,"body":"research goes into developing"},{"speaker":"Wojciech Wegrzynski","startTime":3145.5,"endTime":3147.37,"body":"new solutions for CLT safety."},{"speaker":"Wojciech Wegrzynski","startTime":3147.895,"endTime":3152.275,"body":"And it will truly allow"},{"speaker":"Wojciech Wegrzynski","startTime":3147.895,"endTime":3152.275,"body":"us , to make this leap towards"},{"speaker":"Wojciech Wegrzynski","startTime":3152.275,"endTime":3156.162,"body":"sustainable development"},{"speaker":"Wojciech Wegrzynski","startTime":3152.275,"endTime":3156.162,"body":"and use of mass timber"},{"speaker":"Wojciech Wegrzynski","startTime":3156.162,"endTime":3157.322,"body":"in built environment."},{"speaker":"Wojciech Wegrzynski","startTime":3157.693,"endTime":3160.698,"body":"So once again, thank"},{"speaker":"Wojciech Wegrzynski","startTime":3157.693,"endTime":3160.698,"body":"you for listening to"},{"speaker":"Wojciech Wegrzynski","startTime":3160.698,"endTime":3162.648,"body":"this podcast episode."},{"speaker":"Wojciech Wegrzynski","startTime":3162.978,"endTime":3165.828,"body":"I hope you've enjoyed"},{"speaker":"Wojciech Wegrzynski","startTime":3162.978,"endTime":3165.828,"body":"it for the next week."},{"speaker":"Wojciech Wegrzynski","startTime":3165.828,"endTime":3167.424,"body":"I'm going to experiment a bit."},{"speaker":"Wojciech Wegrzynski","startTime":3167.424,"endTime":3170.465,"body":"I have recently been on a"},{"speaker":"Wojciech Wegrzynski","startTime":3167.424,"endTime":3170.465,"body":"very interesting conference,"},{"speaker":"Wojciech Wegrzynski","startTime":3170.495,"endTime":3172.925,"body":"uh, International Water"},{"speaker":"Wojciech Wegrzynski","startTime":3170.495,"endTime":3172.925,"body":"Mist Association conference"},{"speaker":"Wojciech Wegrzynski","startTime":3173.255,"endTime":3174.785,"body":"that was held in Warsaw."},{"speaker":"Wojciech Wegrzynski","startTime":3175.325,"endTime":3180.548,"body":"And I learned a lot about what"},{"speaker":"Wojciech Wegrzynski","startTime":3175.325,"endTime":3180.548,"body":"a mist and, I've actually chased"},{"speaker":"Wojciech Wegrzynski","startTime":3180.548,"endTime":3181.878,"body":"some people with microphone."},{"speaker":"Wojciech Wegrzynski","startTime":3181.898,"endTime":3184.328,"body":"It was my first"},{"speaker":"Wojciech Wegrzynski","startTime":3181.898,"endTime":3184.328,"body":"conference coverage."},{"speaker":"Wojciech Wegrzynski","startTime":3184.993,"endTime":3187.873,"body":"As a journalist, if I may."},{"speaker":"Wojciech Wegrzynski","startTime":3188.293,"endTime":3191.533,"body":"And it was quite fun, I"},{"speaker":"Wojciech Wegrzynski","startTime":3188.293,"endTime":3191.533,"body":"really enjoyed the conference."},{"speaker":"Wojciech Wegrzynski","startTime":3191.533,"endTime":3195.327,"body":"I really enjoyed talking to"},{"speaker":"Wojciech Wegrzynski","startTime":3191.533,"endTime":3195.327,"body":"people on the site I have some"},{"speaker":"Wojciech Wegrzynski","startTime":3195.327,"endTime":3198.597,"body":"thoughts about the research"},{"speaker":"Wojciech Wegrzynski","startTime":3195.327,"endTime":3198.597,"body":"and technologies shown on the"},{"speaker":"Wojciech Wegrzynski","startTime":3198.597,"endTime":3202.593,"body":"conference and I will bring"},{"speaker":"Wojciech Wegrzynski","startTime":3198.597,"endTime":3202.593,"body":"it all to you next Wednesday."},{"speaker":"Wojciech Wegrzynski","startTime":3202.983,"endTime":3205.617,"body":"So, yeah, I hope you're"},{"speaker":"Wojciech Wegrzynski","startTime":3202.983,"endTime":3205.617,"body":"looking forward to that Anyway."},{"speaker":"Wojciech Wegrzynski","startTime":3205.917,"endTime":3206.967,"body":"Thanks for being here."},{"speaker":"Wojciech Wegrzynski","startTime":3207.147,"endTime":3207.627,"body":"Your hands."},{"speaker":"Wojciech Wegrzynski","startTime":3207.627,"endTime":3209.203,"body":"It's usually see"},{"speaker":"Wojciech Wegrzynski","startTime":3207.627,"endTime":3209.203,"body":"you next Wednesday."},{"speaker":"Wojciech Wegrzynski","startTime":3209.263,"endTime":3209.743,"body":"Cheers."}]}