Ключевые слова: auto, background, benzine, car, chemical, clean, conservation, diesel, drop, ecology, economy, energy, environment, environmental, fill, filling, fossil, fuel, gas, gasoline, green, handle, hose, illustration, industrial, industry, nozzle, object, oil, petrol, petroleum, pipe, pollution, power, price, pump, red, refuel, service, shortage, station, tank, transport, transportation, unleaded,