Sex, lies and arsenic: how the 'king of poisons' lost its crown | Science | The Guardian

http://www.theguardian.com/science/blog/2015/dec/22/sex-lies-and-arsenic-how-the-king-of-poisons-lost-its-crown

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First saved: 2015-Dec-25 (Fri)
Last checked: 2015-Dec-25 (Fri), response 200