![]() Cup or glass (plastic or glass, but not metal).1/4 cup of white vinegar or lemon juice.You can polish your pennies with a polishing cloth from a silverware set to give them a polished surface. However, it will not give them a mirror-like shine. This method will restore the bright orange copper color to your pennies. If you would like to add a little bit more shine to your pennies, follow up with the Bon Ami Cleanser or baking soda method described below. Remove the pennies from the solution and rinse under warm running water. It may take as much as fifteen minutes to achieve the color you desire. If they are not as bright as you would like them, let them sit for another five minutes. Wait about five minutes and check your pennies. Place your pennies at the bottom of the cup or glass so that they are not stacked on top of each other. Mix a teaspoon of salt into the liquid by stirring until it is dissolved. Start by adding a quarter cup of white vinegar, or lemon juice, into a cup or glass. It does this by using the low levels of acids that are contained naturally in vinegar and lemon juice to remove the patina (brown oxidation) on the penny. This method is the best way to clean your pennies, and it will produce a very bright orangey-copper color on your pennies. Enjoy your time cleaning your pennies and making them shine once again. However, rolls of pennies that you get your local bank are almost certain not to contain any valuable coins. If you're not sure, your local coin dealer should be able to give you a free appraisal. Therefore, before you clean any coin, be sure to determine if it is a valuable coin. It's essential to know that some pennies are collectibles worth quite a bit of money, and cleaning them can reduce or destroy their value. Green is an indication of corrosion that cannot be fixed. If a coin has been severely damaged by the environment, it will turn green. This turns that bright orange-red color into a dull brown but can be removed from the surface of the coin. As the coins circulate they encounter oils and acids from people's hands. As time passes, the copper reacts with the different impurities in the air. When pennies are first minted they have a bright orange-red color. Copper is a highly reactive metal that will oxidize or discolor quickly. Pennies are made from copper or copperplated zinc. While there are other ways to clean pennies that involve the use of chemical cleaners that contain acids or other harmful chemicals, these three are effective and safe for children. You can get Lincoln pennies by the roll at your local bank, or check with your parents or grandparents if they have a big-old-jar full of pennies and spare change sitting on top of their dresser. ![]() Cleaning pennies can be a fun activity for kids of all ages.
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