Ключевые слова: adult, caucasian, clothing, colleague, computer, construction, cooperation, electrical, electrician, electricity, engineer, engineering, equipment, expertise, factory, hard, hardhat, hats, helmet, indoors, industry, large, machinery, males, manager, men, mid, occupation, panel, people, power, professional, protective, reflective, repairing, safety, skill, standing, supply, teamwork, technician, technology, two, work, worker, working, workwear, yellow,