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