What makes a "perfect poison?" In books and movies, poisoning has always been a popular method of getting rid of one’s enemies, but does a completely undetectable poison really exist? Join Hank Green for a new episode of SciShow and discover 6 of the poisons that have confounded doctors throughout history!
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Sources:
https://www.britannica.com/science/metalloid
https://www.dartmouth.edu/~toxmetal/arsenic/history.html
http://jmvh.org/article/arsenic-the-poison-of-kings-and-the-saviour-of-syphilis/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1742758/pdf/v079p00391.pdf
https://www.chemistryworld.com/opinion/marshs-mirror/2500415.article
https://www.health.ny.gov/environmental/emergency/chemical_terrorism/cyanide_general.htm
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http://ccn.aacnjournals.org/content/31/1/72.full
https://www.washingtonpost.com/archive/local/2004/05/18/howard-teen-guilty-in-poisoning/d063a0ea-aa01-4f2b-90b6-3bfd901005ed/
http://www.slate.com/blogs/crime/2013/10/01/tianle_li_xiaoye_wang_why_thallium_is_known_as_the_poisoner_s_poison.html
https://calpoison.org/news/thallium-poisoning
https://www.ncbi.nlm.nih.gov/pubmed/6338655
https://www.theguardian.com/world/2013/nov/06/polonium-210-poison-alexander-litvinenko
https://www.theguardian.com/world/2016/mar/06/alexander-litvinenko-and-the-most-radioactive-towel-in-history
http://www.independent.co.uk/life-style/health-and-families/health-news/alexander-litvinenko-what-does-polonium-do-to-the-body-inquiry-andrei-lugovoi-and-dmitri-kovtun-a6824811.html
https://www.chemistryworld.com/news/polonium-210a-deadly-element/3003225.article
https://www.britannica.com/science/alpha-particle
https://www.livescience.com/54901-free-radicals.html
https://www.poison.org/articles/2007-dec/antifreeze-bad-for-your-kids-and-pets
https://calpoison.org/news/diagnosis-treatment-ethylene-glycol-antifreeze-ingestion
http://www.motherjones.com/environment/2014/01/inquiring-minds-deborah-blum-poison-forensics/
http://www.tandfonline.com/doi/full/10.1080/15563650701419011
https://www.webmd.com/a-to-z-guides/what-is-metabolic-acidosis#1
http://articles.latimes.com/1988-09-01/news/ga-4412_1_common-poisons
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3089829/
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Images:
https://commons.wikimedia.org/wiki/File:GHS-pictogram-skull.svg
https://commons.wikimedia.org/wiki/File:Arsen_1a.jpg
https://commons.wikimedia.org/wiki/File:Marsh_James.jpg
https://commons.wikimedia.org/wiki/File:Marsh_test_apparatus.jpg
https://commons.wikimedia.org/wiki/File:Sodium_Cyanide.jpg
https://commons.wikimedia.org/wiki/File:Kaliumcyanid.jpg
https://commons.wikimedia.org/wiki/File:Thallium_pieces_in_ampoule.jpg
https://commons.wikimedia.org/wiki/File:Alpha_po_lattice.jpg
https://commons.wikimedia.org/wiki/File:Ethylene-glycol-3D-balls.png
https://commons.wikimedia.org/wiki/File:Samlpe_of_Ethylene_glycol.jpg
https://commons.wikimedia.org/wiki/File:Glycolic_acid_3D_ball.png
https://commons.wikimedia.org/wiki/File:Calcium_oxalate_crystals_in_urine.jpg
https://commons.wikimedia.org/wiki/File:Nerium_oleander_flowers_leaves.jpg