Goo Gone will remove stuck-on debris, even from the crevices of the penny. Sometimes old coins have debris stuck to them. Remove the pennies with a spoon, and then thoroughly rinse and dry them. Place the coins in the solution and put the lid on the container, then shake it up. Pour a small amount of Tarn-X into a plastic container with a lid. Wet a soft toothbrush, and make gentle circles over the coin. Rub a small amount of toothpaste on the surface of the penny. Follow up with baking soda paste, and then rinse the coin clean before drying with a soft, clean cloth. Pour undiluted apple cider vinegar into a small, nonreactive container. Rub a small amount of the paste onto the coin, and then buff out with a white cloth. Kaboom makes even blackened zinc pennies shine like new. The coin should be quite shiny when you are done. Rub Nevr-Dull polish onto the coin and then buff it with a clean, dry, lint-free cloth. The Pros and Cons of Cleaning With TSP: TSP is a very potent cleaner, and care should be taken when using it.Then, rinse the pennies again and thoroughly dry the coins. After soaking them in a mix of warm water and TSP, gently rub the pennies with a scrubbing pad. Trisodium phosphate (TSP) is one cleaning solution collectors can try on zinc pennies. How to Clean a Copper or Zinc Penny: There are different methods for cleaning copper and zinc coins.Instead, start by washing them in a mix of water and gentle soap. Modern pennies are made mostly of zinc, which can turn black when exposed to acid. While acidic substances are great for cleaning copper pennies, the composition of a penny changed after 1982, and this will affect how you clean them. After several minutes, remove the coins and wipe them dry. Lemon and SaltĬover pennies with a mix of lemon juice and salt. The towel will turn black as it is rubbed across the coin. Apply it to dirty coins, and then let the coins sit. Brassoīrasso is a product available to purchase at big-box and hardware stores that can clean metal. Rinse the coins, and then polish them with baking soda paste. Place pennies in the solution and let them sit for a while, and then use a clean, soft toothbrush to clean any dirty areas. Cleaning Copper With Ketchup: Ketchup can be used to clean a variety of copper products.Next, mix baking soda and water into a thick paste and rub this paste over the penny using your fingers. Lightly rub the ketchup into the coin with a soft toothbrush, then rinse off the ketchup. Ketchup can restore the copper glow of a penny. This is very labor-intensive, and it's worth it to buy an electric eraser that will last longer and be easier to use than a pencil eraser. Slowing rubbing an eraser over a dirty coin can reveal a fresh new finish. Also, coins are dirty in different ways: It's not always just dirt that makes a coin look dirty, so it's essential to know a few different cleaning techniques. When cleaning old coins, the most important thing is to not damage the coin. Written by: Daniel Gleich Cleaning Techniques
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