Ключевые слова: angle, business, car, circle, circular, color, construction, cut, electric, engineering, equipment, europe, factory, fix, flash, grind, grinder, grinding, hand, health, hot, industrial, industry, iron, light, machine, man, manual, manufacturing, men, metal, people, person, portable, power, professional, protective, real, round, safety, skill, spark, sparks, steel, technology, tool, work, worker, working, workshop,