Return to H.E. Roscoe (person)

H. E. Roscoe was a 19th century [British] [doctor]. In 1860 he conducted [investigation|investigations] into the curious stories of [Austrian] peasants who were supposed to regulary eat large amounts of [arsenic]. After [chemistry|chemically] testing the substance they ate, he proved it was arsenic oxide, not the harmless [zinc] [oxide] that had been claimed by some.