Ключевые слова: adult, architect, background, builder, building, business, carpenter, caucasian, construction, design, development, engineer, engineering, equipment, foreman, grey, hard, hat, helmet, industrial, industry, inspection, job, male, man, manager, manufacturing, occupation, person, portrait, profession, professional, project, reconstruction, reflective, safe, safety, service, success, technical, technician, technology, vest, work, worker, young,