Ключевые слова: alloy, aluminum, architecture, background, bending, building, construction, design, engineering, equipment, fabrication, factory, galvanized, gray, industrial, industry, iron, machine, manufacture, manufacturing, material, metal, metallic, metalwork, panel, pattern, plant, plate, press, processing, production, roof, safety, sheet, silver, stack, stainless, steel, surface, technology, texture, tile, tool, wall, warehouse, work, workshop, zinc,