Jimfern
Member
vinegar and salt
Vinegar and salt will do the same thing. Remember cleaning pennies with it when you were a kid?
http://www.chem.umn.edu/outreach/Card-SaltVinCopper.html
Vinegar and salt will do the same thing. Remember cleaning pennies with it when you were a kid?
http://www.chem.umn.edu/outreach/Card-SaltVinCopper.html
