Acetic acid is the ingredient in vinegar that remove the oxides from pennies and makes them shiny again.
Pour some vinegar in a jam bottle . Put the penny in it for a while .It will become shiny again.
vinegar has an acid in it that dissolves microscopic particles only found on certain matals.
the chemacls in vinager makes the penny rust
Don't clean any collectible coins. However, vinegar can clean outward corrosion off of a penny and strip off the outer layer of copper to make it seem shiny again. But please, if you have any coins that are even remotely collectible, don't clean them, it completely ruins the value of them, especially coins with little intrinsic values such as pennies.
I donno. Research it on the internet, dude!!
Add vinegar let sit
wash them in vinegar to make them shine for a long time
To make your tile floors shine like new again, start by sweeping or vacuuming to remove any dirt and debris. Then, mop the floors with a mixture of warm water and a mild detergent. For extra shine, you can also add a splash of vinegar to the water. Finally, dry the floors thoroughly with a clean towel or mop to prevent streaks.
To make a penny shiny, you can soak it in a mixture of vinegar and salt, or you can use a commercial metal polish. Rub the penny gently with a soft cloth to remove any dirt or grime and reveal its shiny surface.
Common household acids like vinegar (acetic acid) can be used to remove rust from a penny, making it shiny again. The acid reacts with the rust (iron oxide) on the penny's surface, dissolving it and revealing the shiny metal beneath. It is important to note that strong acids or chemical solutions should be handled with care and proper safety precautions.
make your question more clearer and i think it is vinegar
Both work but Coca Cola is the best