Ключевые слова: abstract, aluminium, aluminum, art, auto, automobile, background, bolts, business, car, circles, clutch, cog, cogs, communication, customer, discarded, discs, futuristic, grunge, holes, industrial, iron, metal, notice, nuts, parts, pattern, patterns, plates, postcard, radiator, reminder, round, scifi, service, shapes, space, spaceship, spoke, spokes, steel, teeth, textures, urban, used, wheel, wheels, worn,