Ключевые слова: assembly, builder, building, construction, craftsman, device, electric, equipment, factory, fire, flash, hand, helmet, hot, industrial, industry, iron, job, labor, laborer, laboring, light, man, manufacture, mask, material, metal, metalwork, occupation, outdoors, power, protection, repair, roof, safety, skill, smoke, spark, steel, structure, technical, technology, tool, weld, welded, welder, welding, work, worker, workplace,