A car, Autocar, automobile or car is a wheeled motorized vehicle used for transporting passengers, which also carries its own engine or motor. Most definitions of the term specify that automobiles are designed to run primarily on roads, to have seating for 1-8 people, to typically have four wheels, and which will be built primarily for the transport of people rather than goods.
This term motorcar has also been used in the context of an electric rail system for the auto showserves as a small locomotive, but also provide space for passengers and luggage. Cars locomotives used on suburban routes by both interurban and intercity rail system.
There are about 600 million passenger cars worldwide. Around the world, there are approximately 806 million cars and light trucks on the road in 2007, they burn more than one billion cubic meters of gas / petrol and diesel per year. The number is increasing rapidly, especially in China and India.