Ключевые слова: architect, architecture, arm, blue, blueprint, builder, building, business, city, civil, civil construction, concept, conceptual, construction, dealing, deconstruction, designing, engineer, engineering, equipment, factory, first, hand, hands, hard, hard hat, hardhat, hat, helmet, holding, human hand, industry, infrastructure, maintenance, man, management, managing, manufacture, manufacturing, men, occupation, onsite, operator, planning, plastic, production, professional, protection, repair, safe, safety, security, site, suit, team, technician, tools, trust, trustworthy, underconstruction, warehouse, white, work, worker, working, yellow,