A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t5.63
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t5.63
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v1.c12.t5.63
Brass, smeared with a paste of lemon juice, orpiment and sulphur and roasted 8 times, is reduced to ashes. The process of killing brass is the same as that of copper. 201-202