Ключевые слова: attire, building, carbon, construction, contract, cut, cutter, cutting, details, diamond, disc, electrical, engineer, engineering, equipment, factory, finishing, fire, glove, grinder, grinding, hand, heavy, helmet, indian, industrial, industry, iron, job, machine, machinery, man, manual, manufacturing, mechanic, mechanical, men at work, metal, person, pipe, power, production, repairing, safety, spark, steel, tool, welding, work, workshop,