Ключевые слова: acetylene, al, aluminiu, aluminium, aluminum, bar, billet, brass, bright, bullion, bunch, bundle, business, circle, commerce, concrete, construction, corrosion, diminishing, durable, equipment, factory, ferrous, industrial, industry, ingot, ingots, labor, labour, lump, manufacture, manufacturing, material, melt, melting, metal, pot, production, profile, rough, silver, smelt, smelting, stack, stock, substance, technology, welder, welding,