Ключевые слова: architect, architecture, builder, building, carcass, constructing, construction, contractor, development, employed, employee, equipment, gear, hardhat, helmet, in progress, industrial, industry, instrument, job, level, man, measurement, new, outdoors, outside, people, person, precision, profession, professional, project, protective equipment, roof, spirit level, timber, tools, wood, wood work, wooden, wooden frame, work, worker, workplace safety,