Mixed Metals: Or, Metallic Alloys

acid added alloys containing aluminium amalgam annealing antimony arsenic atomic bells bismuth brass Britannia metal brittle bronze cadmium cast cast-iron cent copper cent of copper charcoal chemical choidal clay cold colour combination composition compounds constituents cooling copper copper and zinc COPPER-TIN crucible crystalline ductile employed flux following table fracture furnace fused fusible alloys fusion German silver gold granular gray grayish gun-metal hammer hard harder impurities ingot iron lead lime liquid lustre malleable Mallet manganese manufacture melting point mercury mixed mixture mould nickel obtained ordinary oxidising oxygen phosphor-bronze phosphorus plate platinum polish portion poured powder present produce properties proportions pure readily red heat reduced remelted resistance reverberatory furnace rolled sand silicates silicon slag small quantity soft solder solidified specific gravity square inch steel sulphide sulphur surface tenacity tensile strength Tombac toughness unite volatilised wire yellow