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.
Clean the brass. Wash the brass with soapy water to remove surface contaminants such as oils and excess oxidation prior to performing the melt. If the brass is lacquered, remove the lacquer with acetone, lacquer thinner, or paint stripper.