the.com/yellow brass
copper and zinc fused into the alloy that built trumpets, bullets, and empires of shine
recipeRoughly 65 percent copper, 35 percent zinc
germ killerSurface ions kill bacteria within hours
music makerBackbone of trumpets, trombones, and tubas
color trickMore zinc lightens it toward pale gold
workhorseCasings, valves, locks, and ammunition rely on it