Ключевые слова: adult, architect, architecture, builder, building, business, caucasian, civil, construction, constructor, contractor, design, document, draft, engineer, estate, foreman, happy, hardhat, helmet, house, industrial, industry, investment, investor, job, male, man, manager, occupation, office, outdoors, people, person, phone, plan, professional, project, property, protection, protective, real, safety, site, uniform, white, work, worker, yellow, young,