History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c20.3
History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c20.3
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c20.3
A description of the apparatus for the purification of mercury by sublimation and distillation is given in the following verses with details. It consists of two vessels placed one over the other—mouth to mouth, the neck of the upper one sliding over that of the lower with their junctions luted with a composition of suitable materials. This is called *dīpikā yantram*.