Question

Define refining of metal

Answer 1

It refers to the process of removing impurities from the ores of the metal to make it pure

This is called Refining of Metals

Answer 2

In metallurgy, refining consists of purifying an impure metal. It is to be distinguished from other processes such as smelting and calcining in that those two involve a chemical change to the raw material, whereas in refining, the final material is usually identical chemically to the original one, only it is purer.