So you are a young driver and you have just got your first car but there are various different types on the market, petrol, diesel, liquid petroleum gas and compressed natural gas to name a few. Often your engine will be designed for either petrol or diesel and filling the tank with the wrong fuel can cause serious damage to your car, so take care. You can save money on fuel by purchasing a car with ABS.Air bagsFrontal airbags are now installed in most cars in the steering wheel hub or dashboard. They can also be fitted in the sides of a car for extra protection in case of side impact crashes. Airbags inflate in an instant after a sudden impact to protect those involved in a car with good fuel-economy which is measured by miles per gallon. Ask your car dealer about fuel economy before purchasing.Car safety featuresAnti-lock brakesThis relatively new safety device is designed to bring a car to a halt more quickly than conventional brakes. ABS