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But it can also result in increased production of nitrogen oxides.

Nitrogen oxides will be cut by 41,000 tons per year in that same period.

The first limits for nitrogen oxide would go into effect 18 months after the bill is approved.

Technologies to reduce nitrogen oxides are also already available today.

No standards have been agreed upon for nitrogen oxides in indoor air.

Each year, companies will have to reduce emissions of nitrogen oxides by an additional 8 percent.

"Then we sucked the air out and measured the nitrogen oxides."

More difficult to control would be nitrogen oxides, much of which come from automobile exhaust.

Nitrogen oxides will be evolved so do this in a hood.

This deep blue liquid is one of the binary nitrogen oxides.