Ключевые слова: arc, aumatic, automation, blue flame, built structure, cnc, construction, danger, equipment, factory, fire, flame, flash, gas, heat, helmet, industrial, industrial background, industrial building, industrial worker, industry, job, light, lighting equipment, manual welding, manufacturing, manufacturing plant, mask, men, metal, metalwork, natural gas, occupation, production line, repairing, robot, safety, smoke, spark, steel, tig, welding, welding torch, work tool, worker, working, workshop, workwear,