Ключевые слова: angle, circular, construction, cut, dark, disk, electric, engineering, equipment, fabrication, factory, flash, gloves, grinder, grinding, hand, industrial, industry, iron, job, light, machine, make, man, manual, manufacture, manufacturing, metal, metallic, metallurgical, night, people, person, power, production, professional, protection, rust, rusty, safety, spark, sparks, steel, storage, technology, tool, welding, work, worker, workshop,