Ключевые слова: african american, architect, architecture, builder, building, business, businessman, caucasian, cheerful, commercial, confident, construct, construction, contractor, development, engineer, engineering, entrepreneur, foreman, hard hat, helmet, house, industrial, industry, jacket, job, male, man, manager, mask, mature, men at work, outdoors, person, portrait, project, property, real estate, reconstruction, security, service, site, technology, work, worker, working, workman, workwear, yellow,