Glossary D
A Diesel Particulate Filter (DPF) is a diesel particulate filter (DPF) is similar to a diesel oxidation Catalyst and is one of the two major technologies being employed to meet the 2007 emissions regulations.
A Diffuse radiation is the sunlight received indirectly, as a result of scattering due to clouds, fog, dust, moisture vapor or other substances in the atmosphere.
A Diffusers And Grilles is components of the ventilation system that distribute and return air to promote air circulation in the occupied space.
A Digestion is the biochemical Decomposition of organic matter, resulting in partial gasification, liquefaction, and mineralization of pollutants.
- Digital line graph: A digital line graph (DLG) is Digital data produced by the U.S.