Ключевые слова: 3540 years, 4045 years, 40s, african american, apartment, architect, builder, cameroonian, career, confident, construction, construction site, construction worker, contractor, electric hammer, electrician, engineer, ethiopian, hard hat, hat, home, house, indoor, industrial, instrument, interior, job, kenyan, labor, man, nigerian, occupation, person, plan, profession, professional, protective, renovation, repair, repairman, safety, site, standing, tanzanian, tool, uniform, worker, workplace,