Ключевые слова: construction, engineering, equipment, factory, fire, flash, heat, helmet, hot, industrial, industry, iron, job, labor, laborer, light, man, manual, manufacture, manufacturing, mask, metal, metalwork, occupation, protection, repair, safety, skill, skilled, smoke, spark, sparks, steel, technical, technology, tool, weld, welder, welding, work, worker, working, workplace, workshop,