Ключевые слова: black, close, closeup, construction, cut, cutting, disk, engineer, engineering, engraving, equipment, fire, flame, glove, grinder, hand, hands, heat, heavy, hot, industry, iron, locksmith, machine, machinery, maintenance, man, mechanic, mechanical, men, metal, metalwork, process, red, safety, site, sparkling, sparks, stainless, steel, tool, up, using, welding, wire, work, worker, workshop,