How to Refine Silver by Melting - Our Pastimes
Pure silver is seldom found outside of a jewelry store, but impure silver is all around, and those impurities can be refined out rather easily, provided you take all the necessary precautions. Refining silver without resorting to the use of a large smelting oven requires the use of nitric acid, so safety is still as important, if not more so, than it would be when using an oven.