Ключевые слова: alloy, aluminium, aluminum, background, bar, beam, building, bus, busbar, circle, circuit, construction, design, electric, electrical, factory, ferrous, gate, gray, grunge, heavy, hole, industrial, industry, iron, lot, metal, metallurgy, old, panel, pattern, plant, plate, production, rectangular, sheet, silver, stack, stainless, steel, stock, texture, thick, tin, wall, warehouse,