Ключевые слова: blade, caution, circle, circular, construction, cut, diamond, die, disc, electric, engine, equipment, facilities, factory, fix, gloves, grind, grinder, hand, heavy, industrial, industry, iron, light, machine, man, manual, manufacture, metal, operator, overalls, person, production, protection, round, safety, spark, sparks, spin, steel, technical, technology, tool, trained, treatment, turning, wheel, work, worker, workshop,