Tag: refining

The Whats and Hows in Refining Precious Metals

The Whats and Hows in Refining Precious Metals

Precious metals are treasures as old as time. Their significance has been known for a very long time. As time goes by, the demand for these precious metals keeps increasing, but the supply doesn’t tend to keep up with demand. Due to this, new and different methods have been employed to cater to demand. What is refining? Refining is the process of purifying an impure metal. It differs from calcining and smelting since in refining, the final material is commonly similar chemically to the original one, only with a purer final product. On the other hand, calcining and smelting involves chemical changes to raw materials.   Why refine precious metals? […]

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