Cleaning a nickel is a simple process that can be done with household items. Nickels are made of a copper-nickel alloy, which can become dirty and tarnished over time. Cleaning a nickel can restore its shine and luster.
There are several different ways to clean a nickel. One common method is to use vinegar and salt. To do this, simply soak the nickel in a solution of equal parts vinegar and salt for a few minutes. Then, rinse the nickel with water and dry it with a soft cloth.