Minerals and Metals in Ancient India v2.c45.s4.25
Minerals and Metals in Ancient India v2.c45.s4.25
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v2.c45.s4.25
Organic and inorganic fluxes (such as *ṭankaṇa* or borax), called *drāvaṇa*, were used ‘to aid in the melting of metals which are otherwise difficult to melt’, i.e., to lower the fusion point: