Ключевые слова: adult, architect, architecture, background, builder, building, business, civil, concept, construction, contractor, design, development, employee, engineer, engineering, equipment, factory, foreman, happy, hardhat, helmet, industrial, industry, inspection, job, male, man, manager, manufacturing, occupation, people, person, plan, portrait, professional, project, protection, safety, site, success, team, teamwork, technology, work, worker,