Have a metal coin that looks grimy, filthy, and canvassed in rust? Exploit vinegar and salt to make coins so spotless and sparkling. Aside from that, you may need to visit spartancoins.com/say-what/ when you need to make a challenge coins for your organization or network.
Follow these tips to clean brass coins:
Prepare a ½ cup of vinegar and 1 tablespoon of salt. Combine these two ingredients in one container.
Put the coin in the container containing the vinegar. Place neatly and do not overlap each other.
Allow coins in vinegar for 10 minutes.
Raise coins and scrub with a used toothbrush.
Once polished, rinse coins with clean water.
How can vinegar clean up the dirt in the coin and make it look like a new and shiny? Copper oxide (dirt on the coin surface) is easily soluble in acidic liquids. Therefore, if there is no vinegar you can replace it with lemon or lemon.