... copper wire, welding wire, brass and bronze line, excessive oil, iron and steel scrap and nonmetallic, crisp burnt line, do edge ... %Max. COPPER: 99, 9% CARBON: 0.03% COBLET: <0, 001 IRON: 0, 005% PHOSPHORUS: <0, 01% SULPHUR: <0, 01% ZINC: 0 ... : Copper Wire Scrap, (Millberry) 99.78%pictures: Bare Bright Copper Scarp