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12 March, 08:14

How to make coins dirty

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Answers (2)
  1. 12 March, 11:16
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    The dark brown color of a penny is most likely oxidation, which occurs when the copper in the penny comes in contact with oxygen.
  2. 12 March, 11:51
    0
    You can leave it in water put dirt and stuff like that to get it dirty
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