Ключевые слова: construction, craftsman, electrodes, electronic, engineer, engineering, equipment, erecting, fabricate, factory, fire, flash, galvanized, galvanized steel, industrial, industry, iron, job, laborer, light, man, manufacturing, mask, metal, metalwork, mild steel, occupation, protection, safety, shop, skill, skilled, smoke, spark, steel, technical, tool, weld, welder, welding, welding electrodes, welding electronic, work, worker,