The automobile (in British English, car) is a type of motor vehicle that travels on roads. Originally, cars were primarily two-wheeled vehicles, but in recent years they have become increasingly four-wheeled. They are mainly used to transport people, but also for commercial and industrial purposes.

Automobiles are complex machines with a number of components that perform a higher-order function. These include the steering mechanism, brakes, engine, and transmission system. The design of the car and the control system determine how well it handles, accelerates, stops, and maneuvers in different conditions.


The invention of the automobile allowed people to live more free lives and move around more freely than before. It gave people a greater chance of obtaining jobs and making new friends, and it gave them more leisure activities and opportunities to enjoy life.

It also made it easier for them to make money, because they could buy more cars and sell them at a profit. It also brought about many changes to society, including laws and government requirements for cars and drivers’ licenses.


The automobile revolutionized American life and created a new middle class. It also gave people more freedom to travel, and it helped bring industry and technology to the United States.

During the early twentieth century, the assembly line became a standard method for producing affordable automobiles. It was introduced by Ransom Eli Olds in 1902, and later by Henry Ford.

As a result, many smaller, family-owned automobile manufacturers grew up, and some of them merged with larger firms. Several of them, such as Benz and Ford, went on to dominate the automotive industry.

They were also responsible for developing the automotive safety standards that have reduced deaths and injuries caused by auto accidents. The addition of airbags, specialised child restraint systems and structural changes have all made an impact.

These safety improvements have also reduced the risk of injury by reducing the force of impacts on the driver and passengers. Moreover, they have improved the way that vehicles handle in emergency situations, such as when a person is hit by another vehicle or by a pedestrian on the street.


The automobile changed the economic situation of many countries, and it also led to the development of industries to produce cars and their parts. They created more jobs and provided access to better transportation facilities, as well as new services like gas stations and convenience stores.

It also brought about new laws and government requirements, including regulations for safety belts, highway rules, and drivers’ licenses. It also posed problems with pollution, especially from emissions from cars.


The invention of the automobile led to major advances in engineering and manufacturing techniques, resulting in the creation of a more efficient and safer machine. Some of the most important developments are the use of steel instead of iron, the development of an internal combustion engine, and the creation of the gasoline, diesel, and hybrid fuel systems.