A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t5.20
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t5.20
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v1.c12.t5.20
Silver is reduced to ashes by being 3 times rubbed with powdered iron pyrites and lemon juice and roasted in a covered crucible. 38