Minerals and Metals in Ancient India v2.c40.s4.1
Minerals and Metals in Ancient India v2.c40.s4.1
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v2.c40.s4.1
The modern terminology ‘unit operation’ means the physcial step(s) which are important pre-requisites towards purification and preparation of materials with or without some chemical change termed as ‘unit process’. Pāṇini’s India was familiar with quite a few unit operation principles.