Ключевые слова: adult, architect, architecture, asian, blue, blueprint, builder, building, business, businessman, collar, construction, contractor, crane, development, discussion, engineer, engineering, expert, foreman, green, helmet, industry, looking, male, man, manager, outdoor, partner, partnership, people, pointing, professional, safety, site, smiling, sunlight, team, teamwork, vest, worker, workers, working, workplace, yellow,