Ключевые слова: arc, assembly, construction, craftsman, engineering, equipment, fabricate, fabrication, fire, fix, flame, flash, gas, heat, helmet, hot, industrial, industry, iron, job, join, labor, light, man, manual, manufacture, manufacturing, mask, metal, power, protection, safety, skill, skilled, smoke, spark, sparkle, steel, structure, technical, technology, tool, trained, weld, welder, welding, welding mask, work, worker, workplace,