Ключевые слова: blue, business, car, closeup, construction, dirty, engine, engineer, engineering, equipment, factory, fuel, generation, heavy, indoors, industry, iron, large, lathe, machine, machinery, macro, manufacturing, material, mechanic, metal, metallic, metalwork, motion, occupation, old, part, power, repairing, rusty, shiny, steel, strength, teamwork, technology, tool, turning, wheel, work, worker, working, workshop, yellow,