Ключевые слова: adult, construction, employee, engineer, engineering, equipment, factory, fire, flash, glove, helmet, industrial, industry, iron, job, labor, light, machinery, male, man, manual, manufacture, manufacturing, mask, men at work, metal, metalwork, occupation, person, production, profession, protection, repair, safety, skill, skilled, smoke, spark, steel, technology, tool, uniform, weld, welder, welding, work, worker, workplace, workshop,