Copper than less-developed countries (30–40 kg per capita). The process of recycling copper is roughly the same as is used to extract copper but requires fewer steps. High-purity scrap copper is melted in a furnace and then reduced and cast into billets and ingots; lower-purity scrap is refined by electroplating in a bath of sulfuric acid. Numerous copper alloys have been formulated, many with important uses. Brass is an alloy of copper and zinc. Bronze usually refers to copper-tin alloys, but can refer to any alloy of copper such as aluminium bronze. Copper is one of the most important constituents of
Fish and Tin and Copper Fish and Tin and Copper Fish and Tin and Copper is a traditional folk song/ballad associated with Cornwall, and dealing with the legend of the devil ("Old Nick") visiting Cornwall and being frightened away, fearing that he'd be made into a Cornish pasty filling. It used to be said that the devil never came to Cornwall: he once reached Torpoint and immediately noticed that various kinds of pie were customary; he feared that devilly pie might be the next kind so returned to Devon. The title comes from the three primary industries of Cornwall, Fish, Tin, and Copper. The reference