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.
The green finger or tarnish is common with copper and copper is an alloy commonly used in silver, so you can see a connection with sterling silver and a green finger. Again, most people assume that if your finger turns green or your ring tarnishes, that the ring is not genuine sterling silver. The opposite is true because acids that cause the silver to oxidize, which are commonly found in the air, water, lotions, soaps, produce a reaction and cause tarnish.