Ключевые слова: ambience, asphalt, can, city, clean, cleaner, cleanliness, cleanup, day, dirt, dirty, disposal, dust, effective, engineering, environment, equipment, front, garbage, machine, nobody, outdoor, outside, pavement, recycle, recycling, residential area, road, rubbish, russia, service, street, sweeper, sweeping, thread, truck, urban, vehicle, wash, water, work,