Ключевые слова: blade, carbon, construction, cut, cutter, disc, engineer, engineering, equipment, factory, fire, garage, grind, grinder, hand, industrial, industry, iron, job, labor, light, machine, machinery, maintenance, manual, manufacture, manufacturing, material, mechanic, metal, metal workshop, person, power, production, protection, repairing, safety, saw, service, spark, spin, steel, technology, tmt, tool, welding, work, worker, workshop,