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nitrogen oxides |
Also found in: Wikipedia, Hutchinson | 0.01 sec. |
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nitrogen oxides [¦nī·trə·jən ′äk‚sīdz] (inorganic chemistry) NOxChemical compounds of nitrogen and oxygen; produced primarily from the combustion of fossil fuels, they contribute to the formation of ground-level ozone. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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EPA rule that took effect in January 2006 requires manufacturers to reduce emissions of hydrocarbons and nitrogen oxides by 60%. This new standard, which will come into force by 2010, represents an enormous challenge for the development engineers in relation to emissions of nitrogen oxides [NOx] and soot particulates. Airborne particulate matter, nitrogen oxides, and carbon monoxide weren't associated with reduced sperm concentrations, the team says. |
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