Ключевые слова: activity, aggregate, barrel, builder, building, cask, cement, charging, concrete, concretemixer, construction, constructor, contractor, development, dirty, drum, electric, equipment, gravel, grunge, hand, helmet, human, industrial, industry, laborer, machine, machinery, man, mixer, mixing, mobile, mortar, motor, old, outdoor, people, professional, raw, rotate, sand, scoop, shovel, site, technology, tool, vehicle, work, worker, working,