Automobile car is a wheeled motor vehicle used for transporting passengers lots of people dream I want a car but no idea how suitable my personality I post some picture you have idea to which car suit in my personality.Transportation is a major contributor to air pollution in most industrialized nations. According to the American Surface Transportation Policy Project nearly half of all Americans are breathing unhealthy air. Their study showed air quality in dozens of metropolitan areas has worsened over the last decade.In the United States the average passenger car emits 11,450 pounds (5,190 kg) of carbon dioxide annually, along with smaller amounts of carbon monoxide, hydrocarbons, and nitrogen.