Ключевые слова: arc, blue collar job, build, construction, craftsman, electrode, equipment, fabricate, factory, fire, flash, gas, hot, industrial, industry, iron, job, join, labor, laborer, light, making, man, manufacture, manufacturing, mask, mental, metal, offshore, oil, operation, perform, plate, protection, repair, safety, skill, skilled, smoke, spark, steel, structure, technical, weld, welded, welder, welding, work, worker, workplace,