Ключевые слова: abandoned, accuracy, aged, antique, background, close, cog, cogwheel, construction, corroded, corrosion, crank, decay, dirty, engine, gear, gearing, gearwheel, heavy, history, industrial, industrial equipment, machine, machinery, material, mechanism, metal, obsolete, old, pinion, power, pulley, ratchet wheel, retro, round, rust, rusted, rusty, shaft, shape, simple machine, steel, technical, technology, texture, transmission, turn, vintage, weathered, wheel,