Ключевые слова: aged, background, beam, belt, broken, chain, circle, design, detail, dirty, drive, element, engineering, equipment, factory, frame, gear, gray, grunge, hardware, horizontal, industrial, industry, interior, iron, isolated, machine, machinery, mechanic, metal, metallic, mine, motion, motor, movement, old, pulley, rust, rusty, set, steel, structure, texture, tools, transmission, vintage, weathered, wheel, wind, worn,