Ключевые слова: action, asphalt, broom, brush, business, car, city, clean, cleaner, cleaning, cleanliness, cleanup, closeup, day, dirt, dirty, dust, environment, equipment, floor, garbage, industrial, industry, land, machine, machinery, motion, municipal, nobody, outdoor, part, road, rubbish, scrub, service, side, sidewalk, street, sweep, sweeper, sweeping, technology, transport, transportation, truck, urban, vehicle, wheel, work, working,