Ключевые слова: arc, assembly, construction, craftsman, electrode, engineering, equipment, factory, flash, gas, hard, hardhat, hat, helmet, hot, industrial, industry, iron, job, labor, machine, man, manufacture, manufacturing, mask, metal, protection, repair, safety, skill, skilled, smoke, spark, steel, technical, technology, thumb, thumbs, tool, torch, uniform, up, weld, welder, welding, work, worker, working, workplace, workshop,