Ключевые слова: air, atmosphere, auto, automobile, big, car, closeup, cold, contamination, danger, dioxide, dirty, drive, eco, ecology, effect, emission, engine, environment, equipment, exhaust, frost, frosty, fumes, gas, gray, greenhouse, health, hot, metal, muffler, oil, old, outdoor, part, pipe, pollution, power, road, smog, smoke, technology, traffic, transport, transportation, trash, vehicle, weather, wheel, winter,