Aqua Tofana

Chambers's Encyclopaedia, Volume 1: A to Beaufort, p. 358

Aqua Tofana, a mysterious poisonous liquid, applied to criminal purposes by a Sicilian woman named Tofana, about the end of the 17th century. Many wonderful stories are told of the great efficacy of this poison, but the best toxicologists believe that it was principally a solution of arsenic. See POISONING (Secret).

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