Ключевые слова: a factory, a spark, a torch, ability, apparatus, autogenou, blue, bright, building, busy, capacity, construction, dangerous, dark, defense, design, develop, development, electrician, electrode, engineering, equip, equipment, expert, ferrum, figure, flare, flash, gas, glitter, guide, hand, hot, ignite, illuminate, industrial, industry, inflame, influence, instruction, instrument, integrity, iron, laborer, leak, light, machine room, machinery, maintain, make, man, manufacture, manufacturing, mask, metal, metal cutting, one, people, personality, plant, process, produce, product, safety, security, skill, soldering iron, steel, talent, technical, technology, tool, tools, torch, welder, welding, work, worker, working,