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SciShow: The "Disease" That Struck Medieval Church Organs
Teacher or professor: SciShow
Subject: Science
Content of the Lesson: SciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription. During long, cold winters in medieval Europe, church organs grew gray, sickly-looking circles that spread over their pipes. People back then believed that this was the work of the devil, but as it turns out, it’s just some pretty simple chemistry. Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Kevin Carpentier, Eric Jensen, Matt Curls, Sam Buck, Christopher R Boucher, Avi Yashchin, Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://books.google.com/books?id=7oV1Ujmiy-wC&pg=PA10&lpg=PA10#v=onepage&q&f=false https://www.hotwires.net/tin-pest-a-forgotten-issue-in-pb-free-assembly/ https://link.springer.com/article/10.1007%2Fs10853-006-2896-0 https://www.cambridge.org/core/journals/mrs-bulletin/article/music-and-materials-art-and-science-of-organ-pipe-metal/C0E06E407F98D230290D4F7967422D28 http://physicsbuzz.physicscentral.com/2015/07/allotropy-why-winter-spells-trouble-for.html https://calce.umd.edu/tin-pests https://www.indium.com/blog/tin-pest-still-a-forgotten-concern-in-lead-free-assembly.php https://www.asminternational.org/documents/10192/1895960/amp16702p81.pdf/4dd80ec4-657d-4f41-ab0b-37aaf035038a http://przyrbwn.icm.edu.pl/APP/PDF/135/app135z5p22.pdf https://books.google.com/books?id=DyrohYlFCiYC&pg=PA199&lpg=PA199#v=onepage&q&f=false https://books.google.com/books?id=MDMMd9EaVjcC&pg=PA317&lpg=PA317#v=onepage&q&f=false https://link.springer.com/article/10.1007/s11668-010-9391-2 https://mientrasenfisicas.wordpress.com/2019/11/16/puede-un-metal-sufrir-una-enfermedad/amp/?__twitter_impression=true http://eprintspublications.npl.co.uk/4698/1/MAT21.pdf Image Sources: https://freesound.org/people/Samulis/sounds/373695/ https://commons.wikimedia.org/w/index.php?sort=relevance&search=tin+pest&title=Special:Search&profile=advanced&fulltext=1&advancedSearch-current=%7B%7D&ns0=1&ns6=1&ns12=1&ns14=1&ns100=1&ns106=1#/media/File:PSM_V83_D032_Organ_pipes_that_have_been_attacked_by_tin_disease.png https://www.flickr.com/photos/pedrosimoes7/40600263973/in/photolist-24RGXZg-ttC283-2gtA18T-2gtA1A1-2grjhP8-2grj2FG-2gtzZaL-2grjh4L-XY6JbE-2gtzZtg-2gtAiY3-2gusP1G-2gusomA-W61rLT-2grjhnr-C9PYij-4eBMdi-C9PXLh-W7ehMM-2gusPtA-2grjPD9-2gtzZKZ-8AEvW1-9kiT97-2grj4f3-jufmiR-7QLMiU-7QLKyf-7QHuYg-in3UYz-re23PF-7MH6zG-7QLJVq-7MD6wc-7QLFp7-7MH74w-stAkB8-scaz7i-5UtKa3-Suuxdb-SuuwgG-7QLLkq-7QLHkj-v3UU16-7QHp1H-7QHqXp-2T452S-SxdeQt-ogvJ5h-bpGecr https://www.istockphoto.com/photo/metallic-surface-gm183764196-15338332 https://en.wikipedia.org/wiki/Tin#/media/File:Tetragonal-body-centered.svg https://en.wikipedia.org/wiki/Tin#/media/File:Diamond_cubic_crystal_structure.svg https://www.istockphoto.com/photo/round-cut-diamond-on-gray-glossy-background-gm1097492852-294722392https://www.istockphoto.com/photo/church-organ-pipes-detail-gm887471300-246303047 https://commons.wikimedia.org/w/index.php?sort=relevance&search=tin+pest&title=Special:Search&profile=advanced&fulltext=1&advancedSearch-current=%7B%7D&ns0=1&ns6=1&ns12=1&ns14=1&ns100=1&ns106=1#/media/File:PSM_V83_D033_The_spread_of_tin_disease_in_a_sheet_of_tin.png https://www.istockphoto.com/photo/macro-pencil-graphite-gm955495712-260879839
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