lemon juice, because it has antioxidense!>*^#$
well add juice to the penny
This works better than any of them- Baking soda mixed w/little water into a paste, scrub with toothbrush, rinse.
step 1:have cups for the juicestep 2:pour the juice in the cups, pour juice half waystep 3:drop in pennies that are dirtystep 4:leave pennies for a while like 20-30 minutes to let chemicals come togetherstep 5:take out the pennies and compare them to see which is cleanerstep 6:you have completed the procedure
Vinegar with salt.
Lemon or Lime juice I'd imagine. It's a fact though that coca cola has an amazing ability to strip the dirt off of pennies
3d whiting (crest)
penny bath
well if this was for a science experiment then i would say use many different juices such as apple, orange, lemon, lime, also these two are not juices but are good for the experiment vinegar and salt , and pickle juice
soda. keep em' in there 4 a week and u have a clean penny
Hydrochloric Acid
Cranberry juice will work the best of juices, but if you canusesomethingelse cocacolais by far the best cleaner
woman