Ключевые слова: architecture, board, builder, building, carpenter, carpentry, construction, designer, developer, drill, drilling, engineer, equipment, foundation, frame, framework, hardhat, helmet, hills, home, house, industrial, instrument, joist, labor, laborer, lumber, man, material, metal, mountains, outdoor, people, pile, plank, project, real estate, safety, screwdriver, site, structure, timber, tool, truss, wood, wooden, work, worker, workman,