See also:

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 would we ...

Example of the type of accident in which the SRS curtain airbag will basically not deploy.
The SRS curtain airbags are not basically designed to deploy if the vehicle pitches end over end. ...

Seat fabric
Remove loose dirt, dust or debris with a vacuum cleaner. If the dirt is caked on the fabric or hard to remove with a vacuum cleaner, use a soft brush then vacuum it. Wipe the fabric surface with a ...