Ключевые слова: a flash, blue, construction, craftsman, cutter, cutting, equipment, factory, heat, hot, industrial, industry, labor, laser, light, machina, machining, man, manufacture, manufacturing, mask, material, melting, metal, metalwork, metalworking, plasma, production, protection, safety, skill, smoke, sparkle, sparkler, steele, technology, the irony, the precision, tool, wastage, welder, welding, worker,