How To Clean Bronze Coins. Or try soaking silver coins in lemon juice for a few minutes. Rinse the bronze thoroughly under warm water, rubbing with your fingers to remove all of the paste.
Baking soda can help clean the coins when they are soaked in soapy water. How do you clean bronze coins? In cleaning ancient copper or bronze coins i still recommend cleaning first with tap water and blue dawn dish detergent with frequent brushing.
An alloy of copper and tin and sometimes other elements;
5) cleaning with vitrinol copper soap (available in drugstores): Tough stains can be removed with white vinegar. To deal with this, take a soft toothbrush and some dish soap and carefully scrub the dirt away. And said purpose is to clean coins in order to: