For decades, combustion researchers and engine companies have been seeking to understand how these gases are produced during combustion so that they can find ways to reduce them. Now researchers have ...

Traffic contributes more to nitrogen oxide emissions in Europe than previously thought, a new study shows. The research team shows that even newer air quality models underestimate traffic related ...

Industry produces gases that are harmful to both humans and the environment and therefore must be prevented from escaping. These include nitric oxide and nitrous oxide, the latter also known as ...

Long-term exposure to common air pollutants is associated with more advanced coronary artery disease—with notable differences between women and men—according to a large-scale study of more than 11,000 ...

Currently there are no standards or limits for indoor air levels of nitrogen oxides; for reference, levels in homes without combustion appliances are typically half of outdoor levels, while homes with ...

BECAUSE of their considerable pharmacological significance, the presence of nitrogen oxides in tobacco smoke has been the subject of a number of reports in the past few years 1–4. In general, the ...

WEST LAFAYETTE, Ind. – Researchers have discovered a new reaction mechanism that could be used to improve catalyst designs for pollution-control systems to further reduce emissions of smog-causing ...

Morgan Asphalt's new plant in Magna, Utah, emits less nitrogen oxides than other plants in the state. (Morgan Asphalt) Morgan Asphalt recently built a new hot burning asphalt plant in Magna, Utah, ...

Over the past four years, the Environmental Protection Agency has tightened restrictions on a host of pollutants and pollution sources, ranging from tougher tailpipe emissions standards for all ...