See also:

Uniform tire quality grading
DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable ...

Three-way catalyst
The three-way catalyst is an emission control device installed in the exhaust system. Exhaust gases in the three-way catalyst are burned at high temperatures to help reduce pollutants. WARNING: ...

Special winter equipment
It is recommended that the following items be carried in the vehicle during winter. ● A scraper and stiff-bristled brush to remove ice and snow from the windows and wiper blades. ● ...