Ключевые слова: ai, arc, construction, craftsman, engineering, equipment, fabricate, factory, fire, flash, gloves, industrial, industry, iron, ironwork, job, labor, laborer, light, man, manufacture, manufacturing, mask, metal, metalwork, production, protection, protective, repair, safety, shipyard, shop, skill, skilled, smoke, spark, sparks, steel, technical, technology, tool, welded, welder, welding, work, worker, workers, working, workplace,