A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t4.19
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t4.19
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v1.c12.t4.19
All the gems with the exception of diamond are killed when roasted eight times with a mixture of realgar, sulphur and orpiment, rubbed in the juice of *artocarpus lakoocha*.