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topic 12249
Why do Pennies oxidize and turn green
What is the reason for pennies oxidizing and turning green? What kind of agent would you need to clean copper? What is in the juices used to clean pennies (what causes the juice to clean the acid?)
Kim H.- Houston, Texas
Please see our FAQ on this subject, Kim. Good luck.


Ted Mooney, P.E.
finishing.com - Pine Beach, New Jersey
Striving to live Aloha