Ключевые слова: adult, architect, architecture, background, building, business, civil, colombian, construction, contractor, control, egyptian, employee, engineer, engineering, equipment, ethnic, guy, hard, hardhat, hat, helmet, india, indian, industrial, industry, inspection, inspector, job, male, man, manager, modern, one, outdoor, outdoors, outside, people, plan, production, profession, professional, project, protection, safety, work, worker, working, yellow,