Seudónimo Seudónimo

30-04-2016
Biology

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how to make coins dirty

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ruby1234 ruby1234

30-04-2016

The dark brown color of a penny is most likely oxidation, which occurs when the copper in the penny comes in contact with oxygen.

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IONLYTRUSTGOD IONLYTRUSTGOD

30-04-2016

you can leave it in water put dirt and stuff like that to get it dirty

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