1.   Both the California and federal standards would require new vehicles to emit much less pollution than current models.

2.   Compared with the allowable limits, most vehicles emit minuscule amounts of the chemicals -- hydrocarbons, carbon monoxide, etc. -- that dirty the air.

3.   Federal regulations allow sport utility vehicles to emit two to three times as much pollution per mile as cars.

4.   A reformulator extracts hydrogen from those fuels, but those vehicles do emit some greenhouse gases.

5.   In Shah Alam, Intrakota Consolidated and Syarikat Bas Len Seng, claimed trial in the Sessions Court to separate charges of allowing their vehicles to emit excessive smoke.

6.   In Shah Alam, two bus companies - Intrakota Consolidated Berhad and Syarikat Bas Len Seng Sdn Bhd - were charged with allowing their vehicles to emit excessive smoke.

7.   The vehicles may emit excessive amounts of pollutants such as nitrogen oxide, carbon monoxide and hydrocarbons, the EPA said.