Ключевые слова: business, busy, commercial, construction, craftsperson, danger, engineering, equipment, europe, factory, flare, green, grey, grinder, grinding, handheld, hazardous, health, heattemperature, indoors, industrial, industry, machinery, machines, manufacturing, men, metal, metalworking, portable, protection, safety, skill, sparks, steel, steelprofile, steelwork, worker, working, workshop,