Ключевые слова: aged, aluminium, background, bolt, bunch, chain, circle, closeup, cog, copper, design, detail, dirty, element, engineering, equipment, gear, gray, heap, industrial, industry, iron, machine, machinery, many, mechanic, mechanism, metal, metallic, part, pattern, pile, power, punk, repair, retro, rivet, rust, rusty, screw, shine, steam, steel, texture, tool, trash, vintage, weathered, wheel, wires,