Why do pennies tarnish?

Answer Pennies are made with copper, either fully or partially, and copper reacts with oxygen to tarnish the surface of pennies. Pennies also tarnish because of chemicals and oils they might come into con... Read More »

Top Q&A For: Why do pennies tarnish

How to Get Rings to Not Tarnish?

Certain metals, such as brass and silver, undergo a chemical reaction when exposed to sulfur compounds. The chemical reaction actually breaks down the top layer of the metal and darkens it. That pr... Read More »

Do copper sinks tarnish?

Copper sinks can tarnish. Each sink's susceptibility to tarnishing depends upon its quality, manufacturer and finish. To remove tarnish, scrub the copper with pieces of lemon that have been sprinkl... Read More »

How to Stop Copper Tarnish?

Clean, polished copper gleams, but it only takes a little tarnish to mar that shine, and it can leave copper looking dull and lifeless. More than that, tarnish -- the result of a corrosion process ... Read More »

Can I put pearls in an anti-tarnish?

An anti-tarnish solution would harm your pearls and is not necessary because pearls do not tarnish. Pearls are soft, porous gemstones and even weak chemicals like hairspray are not good for them. C... Read More »