Ключевые слова: construction, craftsman, electric, electrician, electricity, equipment, factory, fire, flash, foundry, gas, glasses, gloves, glow, heat, hot, industrial, industry, iron, job, labor, laboring, light, maintenance, man, manufacture, manufacturing, mask, metal, metallic, people, power, production, professional, protection, safety, skill, smoke, spark, steel, technician, tool, trained, weld, welder, welding, wire, wiring, work, worker,