The exhaust tips of a diesel truck have a similar function to the muffler tips of a gasoline vehicle. It routes the exhaust gasses at the vehicle's rear, while serving as a cosmetic purpose on some ...

Significant amounts of particle-phase organic compounds are present in the exhaust of diesel vehicles. It is believed that some of these compounds have a greater impact on human health and the ...

This paper presents the results of an in-use emissions testing program which investigated the emissions and duty cycles from five heavy-duty construction vehicles. The program examined the emission ...