DO NOT try to clean coins. Any home chemicals will damage the surface. If the coin had any collector value before cleaning, it will be worth only 1 cent afterwards.
If you want to experiment with ordinary pocket-change, that's OK, but you'll ruin a collectible coin by trying to clean it.
Lemon juice contains citric acid which can help remove tarnish from pennies, while bleach can corrode the metal. However, a vinegar and salt solution is often more effective for cleaning pennies as the combination of acid and salt acts as a gentle abrasive.
Vinegar has a pH range of about 2.4 - 3.4. Apple juice: 2.9 - 3.3 Grapefruit juice: 3 - 3.3 Lemon juice: 2.3 Orange juice: 3 - 4
The substance is likely an acid. Acids have a sour taste and turn blue litmus paper red due to their ability to donate protons (H+ ions). Examples of common acids include vinegar (acetic acid) and lemon juice (citric acid).
A substance with a pH of 3 is considered to be acidic. Examples of substances with a pH of 3 include lemon juice and vinegar.
Substances with a pH of 1-6 are acidic in nature. Examples include lemon juice, vinegar, and stomach acid.
Lemon juice. Vinegar & saltcleans it even better.
Salt &vinegar
lemon juice cleans a penny better
nothing really, but if you drink it it will taste like vinger that has been put lemon. and i guess it cleans your system
lemon juice.(:
lemon juice, coca cola, vinegar
Its acids
Haven't tried lemon juice, but a vinegar rinse works like magic - and vinegar's cheaper than lemon juice.
An Acid. Such as battery acid, hydrochloric acid, Tomato Juice, acid rain, lemon juice, vinegar etc.
You can use lemon juice as a replacement for vinegar in a recipe by using the same amount of lemon juice as the amount of vinegar called for in the recipe. Lemon juice can provide a similar level of acidity and flavor to vinegar in most recipes.
Lemon juice contains citric acid which can help remove tarnish from pennies, while bleach can corrode the metal. However, a vinegar and salt solution is often more effective for cleaning pennies as the combination of acid and salt acts as a gentle abrasive.
You can substitute vinegar or lime juice for lemon juice in a recipe.