Minerals and Metals in Ancient India v2.c45.s1.12
Minerals and Metals in Ancient India v2.c45.s1.12
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v2.c45.s1.12
Some of the technical terms were specifically related to mercury. This liquid metal was purified by *pātana* or distillation, which involved ‘movement of vapour upwards, downwards and obliquely from the distillation equipment and thus removal from impurities such as tin and lead’: