Ключевые слова: arm, automation, belt, blow, box, conveyor, design, dressing, drilling, electricity, electronic, energy, engineering, environment, factory, fire, first, fossil, hand, heavy, icon, industry, labor, line, linear, machinery, manufacture, nuclear, operator, outline, platform, power, press, process, production, refinery, room, safety, set, sign, smoke, station, storage, stroke, technology, tower, uniform, vector, warehouse, worker,