Energy & Green Tech

Electric bikes and silent trucks to green goods deliveries

Across Europe's cities, the demand for delivery services is increasing. But these deliveries affect urban life as they add to traffic congestion, noise and pollution and many cities are now trying out alternative modes of ...

Energy & Green Tech

EU proposes emission rules for last combustion engine cars

The European Union's executive arm proposed pollution standards Thursday for new combustion engine vehicles that are expected to remain on European roads well after the 27-nation bloc bans their sale in 2035.

page 3 from 3

Nitrogen oxide

The term nitrogen oxide typically refers to any binary compound of oxygen and nitrogen, or to a mixture of such compounds:

(Note that the last three are unstable.)

Chemical reactions that produce nitrogen oxides often produce several different compounds, the proportions of which depend on the specific reaction and conditions. For this reason, secondary[clarification needed] production of N2O is undesirable, as NO and NO2 — which are extremely toxic — are liable to be produced as well.

This text uses material from Wikipedia, licensed under CC BY-SA