I use Lemon juice to clean pennys it work out great!
Lemon juice has a lot of acid so it is reasonable for lemon juice to clean pennys best.
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lemon juice.(:
Coke and it also cleans battery contacts on a car or trk.
lemon juice, because it has antioxidense!>*^#$
well add juice to the penny
vitamin c.
apple juice... I did that as a science fair project
Lemon cleans pennies the best because of the acid in the juice.
apple dose
Tabasco sauce
no. The thing that cleans pennies the best is chicken broth! imagine that!
orange works better because it has more citric acids than apple juice does, all the apple juice will do is make the penny stickier.
Make a paste out of baking soda and water and clean lightly with a toothbrush. Afterwards rinse. it works great and I picked it up from a numismatics forum.