A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t11.2
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t11.2
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v1.c12.t11.2
There are 3 natural impurities in quciksilver, visha (poison), vanhi (fire) and mala (dirt, dregs) and two artificial, due to its being alloyed with lead and tin.¹ 14-15