Ключевые слова: activity, architecture, beanie, building, concrete, construction, craftsmanship, daylight, dedication, effort, engineering, environment, equipment, hard, hat, industry, job, labor, landscape, male, manual, masonry, materials, mixing, outdoor, participation, performance, productivity, professional, project, safety, service, site, skill, skilled, smile, teamwork, tools, trade, work, worker, workshop,