See also:

Uniform Tire Quality Grading System (UTQGS)
This information relates to the tire grading system developed by the U.S. National Highway Traffic Safety Administration for grading tires by tread wear, traction, and temperature performance. ...

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 ...

Registering Your Vehicle in A Foreign Country (Except United States and Canada)
Government regulations in your country could require that automobiles meet specific emission and safety standards. Vehicles built for your country may differ from those built for other countries. ...