Ключевые слова: angle, architecture, blade, brick, business, carving, cement, circular, close up, closeup, concrete, construction, craft, cutter, cutting, danger, disc, electric, electrical, engine, equipment, factory, gray, grinder, hammer, hand, hot, human, industrial, instrument, job, machine, manual, mason, metal, mine, mineral, power, production, rock, rotate, saw, slate, sparks, steel, stone, stonework, work, worker, workshop,