The 5 Most Dangerous Chemicals on Earth

Can you imagine a substance so deadly that even a millionth of a gram could kill you? They explode when you touch them. They can even disable you with their horrifying smell. Join Hank Green for a new terrifying episode of SciShow that will introduce you to the most dangerous chemicals in the world. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA: http://dftba.com/scishow Support SciShow by becoming a patron on Patreon:   / scishow   ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok:   / scishow   Twitter:   / scishow   Instagram:   / thescishowfacebook:     / scishow   Thanks Tank Tumblr:   / thankstank   Sources: http://pipeline.corante.com/archives/... http://web.archive.org/web/2006031822... http://www.bunkertours.co.uk/germany_... http://onlinelibrary.wiley.com/doi/10... http://www2.chemistry.msu.edu/courses... http://www.atsdr.cdc.gov/csem/csem.as... http://books.google.com.au/books?id=M... http://www.ebah.com.br/content/ABAAAe... https://www.princeton.edu/~achaney/tm... http://webbook.nist.gov/cgi/cbook.cgi... http://www.psc.edu/science/Klein2000/... http://www.realclearscience.com/blog/... http://science.howstuffworks.com/acid... http://pipeline.corante.com/archives/... http://onlinelibrary.wiley.com/doi/10... http://web.archive.org/web/2006031822... http://www.purdue.edu/ehps/rem/hmm/py...