Ключевые слова: activity, asian, blueprint, builder, building, building contractor, carpenter, computer, confidence, construction, construction industry, construction site, construction worker, contractor, device, engineer, engineering, expertise, foreman, hardhat, headwear, helmet, industry, isolated, males, man, manager, occupation, online, plan, portrait, professional occupation, protective workwear, safety, signing, site, standing, studio shot, tablet, vest, vietnamese, work helmet, work tool, workman, wrench, writing, young adult,