Ключевые слова: air, aluminum, aqualung, autogen, compressed, construction, craftsman, cylinder, engineering, equipment, factory, fire, flash, gage, gas, gear, helmet, high, hot, industrial, industry, inox, iron, job, light, man, manufacture, manufacturing, mask, metal, metalwork, piping, pressure, protection, protective, regulator, rod, safety, scuba, steel, technical, technology, tig, tool, weld, welder, welding, work, worker, workplace,