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