See also:

Highway Driving
On the highway is where you'll notice you're driving a small, light car, and that's not always a great thing. Right off, there was fair amount of road noise, and passengers noticed a lot of wind n ...

Engine Exhaust (Carbon Monoxide)
WARNING: Do not drive your vehicle if you smell exhaust gas inside the vehicle: Engine exhaust gas is dangerous. This gas contains carbon monoxide (CO), which is colorless, odorless, and poisonou ...

Outside the United States
Government regulations in the United States require that automobiles meet specific emission regulations and safety standards. Therefore, vehicles built for use in the United States may differ fr ...