Ключевые слова: area, asphalt, broom, brush, brushing, business, city, cleaner, cleanup, contemporary, dirty, dust, equipment, floor, head, industry, land, light, machine, machinery, motion, move, nobody, outdoors, pressure, road, rotating, rubbish, scrub, service, side, sidewalk, street, sweep, sweeper, sweeping, tire, tool, tools, town, transportation, truck, urban, vehicle, view, wheel, white, work, working, yellow,