Ключевые слова: abstract, aged, background, circle, closeup, cog, cogwheel, concept, connected, device, dirty, engine, equipment, gear, gears, gearshift, heavy, industrial, industry, instrument, iron, machine, machinery, macro, mechanic, mechanical, mechanism, metal, nobody, old, parts, pattern, pinion, pinions, red, round, rust, rusty, shabby, steel, studio shot, technical, technology, texture, transmission, wallpaper, wheel,