Ключевые слова: angle, angleiron, building, bunch, bundle, capping, cast, closeup, concrete, construction, corrosion, durable, factory, ferrous, fittings, fusing, fusion, girder, heap, heat, heavy, industrial, industry, iron, joist, manufacture, materials, metal, metallurgy, mountings, pattern, pile, plant, plate, reinforcement, reinforcing, rod, rough, rust, sheaf, sheet, steel, storehouse, stuff, tap, technological, technology, tough, warehouse,