Ключевые слова: artisan, blue collar worker, builder, compulsory wearing of a helmet, concept, construction, construction worker, craftsman, equipment, factory, foreman, hardhat, has hard, head protection, helmet, industry, iron, labor protection, laboratory safety, locksmithery, man, metal, metal construction, metal factory, metallurgy, metalwork, metalworker, metalworking, people, production, profession, protection, put on, safety, security, skilled worker, smile, steel, surgery, symbol, trade, work, work clothes, worker, working, working world, workshop,