Ключевые слова: acetylene, blue, construction, cutting, electric, equipment, fabrication, factory, fire, flame, flash, gas, glove, grinder, hand, heat, hot, industrial, industry, iron, job, light, man, manufacturing, metal, metalwork, occupation, orange, people, pipe, power, production, protection, repair, safety, spark, sparks, steel, technology, weld, welder, welding, work, worker, workforce,