Although oxides of nitrogen, or NOx, and hydrocarbons are the primary contributors to ground-level ozone, carbon monoxide is an instant killer gas that can't be ignored either.
42.
The remaining subchapters cover smokestack heights, state plan adequacy, and estimating emissions of carbon monoxide, volatile organic compounds, and oxides of nitrogen from area and mobile sources.
43.
Further questions might lead to why there are also oxides of nitrogen in the exhaust gas . G N Frykman 17 : 39, 18 May 2006 ( UTC)
44.
Smog is formed when oxides of nitrogen and other chemicals react in the sunlight to become ozone, a chemical that aggravates asthma, damages the lungs, and causes other problems.
45.
-- Require car makers to reduce by an average of about 90 percent the emission of oxides of nitrogen, or " NOX ", the key ingredient of urban smog.
46.
The president's plan would set national goals for reduction of sulfur dioxide and oxides of nitrogen, two pollutants that escape by millions of tons a year from power plants.
47.
During the hottest days of summer, ozone is formed in the open air when oxides of nitrogen mix with volatile organic chemicals released from car exhausts and other sources.
48.
In later years, stack gases had to be scrubbed to reduce levels of sulfur, various oxides of nitrogen, and other combustion byproducts found to damage plants, animals, fish, and humans.
49.
The nitrated toluenes are then separated, washed with dilute sodium bicarbonate to remove oxides of nitrogen, and then carefully nitrated with a mixture of fuming nitric acid and sulfuric acid.
50.
Diesel fuel in the United States does not currently meet federal standards on the limits of oxides of nitrogen emissions and other soot particles expected to be implemented in 2006.
