Ключевые слова: action, asphalt, broom, brush, brushing, car, city, clean, cleaner, cleaning, cleanup, conceptual, contemporary, day, dirt, dirty, driving, dust, ecology, equipment, floor, garbage, industrial, industry, land, machine, machinery, mechanic, motion, movement, power, purity, road, rubbish, scrub, scrubbing, service, side, sidewalk, street, sweep, sweeper, sweeping, transportation, truck, turn, urban, vehicle, working,