Ключевые слова: arc, argon, assembly, build, construction, craftsman, engineering, equipment, fabricate, factory, fire, fix, flash, hot, industrial, industry, iron, job, join, labor, laborer, light, making, man, manufacture, manufacturing, mask, metal, production, protection, protective, repair, safety, skill, skilled, smoke, spark, steel, structure, technical, technology, tool, weld, welded, welder, welding, work, worker, workplace, workshop,