See also:

Uniform Tire Quality Grading Standards
A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S. government ...

Washing by hand
In some countries, washing by hand is only allowed at specially equipped washing bays. Observe the legal requirements in all countries concerned.   Do not use hot water and do not wash the ...

Bead
The tire bead ensures that the tire sits securely on the wheel. There are several steel wires in the bead to prevent the tire from coming loose from the wheel rim. ...