Ключевые слова: architect, architecture, background, blue, blueprint, builder, building, business, concept, construction, contractor, crane, design, development, drawing, employee, engineer, equipment, estate, foreman, hardhat, hat, helmet, home, house, industrial, inspector, job, male, manager, manual, men, occupation, outdoors, person, plan, professional, project, protective, repairman, safety, site, structure, technology, tool, white, worker, working, young,