Ключевые слова: adult, architecture, builder, building, building contractor, business, caucasian, construction, construction industry, construction site, construction worker, contractor, engineer, engineering, hard hat, hardhat, headwear, helmet, horizontal, industrial, industry, job, looking at camera, male, man, manager, men at work, occupation, person, portrait, professional, reflective clothing, safety, white, white people, work, working,