Ключевые слова: activity, batching, blend, blue, builder, building, business, car, cement, city, concrete, construction, conveyor, deliver, delivery, dirt, dump, dust, engineering, equipment, factory, gravel, heavy, industrial, industry, load, loading, lorry, machine, machinery, manufacture, material, metal, mixer, mixing, outdoors, plant, pour, road, sand, site, steel, storage, transport, transportation, truck, vehicle, wheel, white, work,