Why Don't Fire Hydrants Freeze and Explode? скачать в хорошем качестве

Why Don't Fire Hydrants Freeze and Explode?

Pipes can freeze in the winter, but you never hear about fire hydrants freezing. What makes them safe from the cold temperatures in winter time? SciShow Finds: https://scishowfinds.com/ We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciSho... Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon:   / scishow   ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook:   / scishow   Twitter:   / scishow   Tumblr:   / scishow   Instagram:   / thescishow   ---------- Sources: http://www.todayifoundout.com/index.p... http://media.cygnus.com/files/base/FH... http://media.cygnus.com/files/base/FH... https://www.livescience.com/43408-why... https://www.plumbingsupply.com/reside... http://www.firehydrant.org/info/faqs_... https://books.google.com/books?id=GUX... Images: https://en.wikipedia.org/wiki/File:Do... https://en.wikipedia.org/wiki/File:Dr... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://en.wikipedia.org/wiki/File:18... https://commons.wikimedia.org/wiki/Fi...