Ключевые слова: air, auto, automobile, azlk, behind, bumper, car, carbon, carbonic, circle, close, co2, colour, damage, dioxide, dirty, dust, engine, environment, exhaust, fumes, gas, gasoline, global, horizontal, mechanics, monoxide, muffler, oil, part, particle, pipe, pollution, racing, rear, shiny, silencer, smoke, speed, sports, tail, tailpipe, traffic, transportation, tuning, warming, waste,