Designed to prevent metal from becoming dull, darkened, or discolored over time.
From anti- (against) + tarnishing (present participle of tarnish), from Old French terniss- (to make dull), of uncertain ultimate origin. The compound emerged in the 20th century with commercial polishes and storage solutions.
Silver tarnish is actually a chemical reaction with sulfur compounds in the air—antitarnishing cloths and bags chemically trap those sulfur molecules before they can attach to your jewelry.
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