Rather, they have most likely caused a joint, bone, ligament or tendon injury due to overstraining, pinched nerve, or similar causes. While heart attack warning is usually connected with the pain in a woman's left arm, the right one, if hurting, is probably injured. The cause may be a simple night of sleeping while holding your right arm in an unnatural position.
As brass hardware ages, its surface oxidizes, which leaves a layer of tarnish over the hardware. Over time, an additional protective layer, called a patina, forms over the untreated tarnished brass.
Tarnish is a dulling which naturally occurs when silver reacts with sulfur or hydrogen sulfide in the air. Most people think silver tarnishes due to oxidation. But, chemically speaking, silver is not very reactiveâit does not react with oxygen or water at normal temperatures.However, other metals in the alloy, usually copper, may react with oxygen in the air.he best way to keep your silver jewelry clean is by wearing it often. However, humidity and storing the silver can tarnish the piece, also known as oxidation, which will give the silver a darkish black color. Tarnish is most easily removed when it first becomes visible.