The world is a dangerous place for valuable coins. Hazards lurk in the air, in storage containers, and even on collector’s fingertips. Exposure to these hazards can subject a rare coin to irreparable damage that can greatly diminish its value. Fortunately, there are ways to guard against such risks and maintain these coins in their original and pristine condition using different coin cleaning methods. There are also ways of protecting coin investments by storing them properly. All these prudent steps can make the world a much safer place for rare coins.