Lemon cleans pennies the best because of the acid in the juice.
Lemon Juice cleans Copper well because of the concentration of citric acid in it. This eats away copper oxide leaving only copper.
lemon juice
The best way to clean an old copper lamp is to clean it with a brass cleaner to make it shiny and to remove the patina. One can also apply a little bit of lemon juice in a cup of water and use it to wipe off the green stuff. Try it first with a copper cent.
lemon juice
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. Hope this answer helps you! Your friend/answer person XXFKXX
It has strong acid in it
i think that ketchup,lemon juice,vinigar,tomato juice is the best
vinegar is the best way to clean a penny out of the choices given.
Grape juice is not the best choice for cleaning pennies. Lemon juice cleans pennies best due to its acidity.
I know ketchup and lemon juice are good for that because of the acid.
lemon juice or vinegar and some newspaper
lemon juice
neither. the best way to clean a penny is by using some lemon juice and salt this is correct because i tried it