Ключевые слова: aluminum, angle, background, bar, building, closeup, construct, construction, corrosion, factory, fitting, gray, group, hard, heavy, industrial, industry, iron, ironworks, irony, lines, manufacture, material, mesh, metal, metallic, pattern, plate, products, reinforce, rough, rust, silver, stack, stacked, stainless, steel, structural, structure, surface, technology, texture, textured,