Ключевые слова: adult, architect, architecture, builder, building, building contractor, business, businessman, communication, construction frame, construction industry, construction site, construction worker, contractor, cooperation, design professional, digital tablet, discussion, engineer, examining, expertise, explaining, foreman, group of people, hardhat, industry, male, manager, manual worker, meeting, men, occupation, people, plan, planning, professional occupation, room, site, startup, talking, team, teamwork, technology, wireless technology, work helmet, worker, working, young adult,