Ключевые слова: architect, architecture, blueprint, buildingcontractor, buildingplans, business, caucasianethnicity, clothing, communications, confidence, connection, construction, constructionsite, constructionworker, convenience, conversation, daytime, engineer, hardhat, headgear, helmet, holding, lookingaway, male, men, occupations, one, oneperson, outdoors, people, professional, protection, protectiveclothing, rolledup, safety, standing, technology, twowayradio, walkietalkie, worker, working,