Ключевые слова: appliance, asphalt, background, broom, brush, business, car, city, clean, cleaner, cleaning, cleanliness, cleanup, color, day, design, device, dirt, dirty, driving, dust, editorial, electric, engineering, equipment, exhibition, floor, garbage, hygiene, industry, international, machine, motion, object, orange, outdoor, pavement, road, rubbish, street, sweep, sweeper, sweeping, tool, truck, vacuum, vacuum cleaner, vehicle, view, waste,