Ключевые слова: background, bonding, brass, bronze, circle, clockwork, closeup, cog, cogwheel, conceptual, detail, dirty, disassembled, equipment, gear, gears, group, grunge, hardwood, heavy, industrial, industry, interlocking, linked, machine, machinery, macro, mechanical, mechanism, metal, metallic, old, part, power, precision, rotate, rusty, shadow, solid, steel, teamwork, technology, teeth, time, together, transmission, turn, watch, wheel, white,