nitrogen dioxide

English

Noun

nitrogen dioxide (uncountable)

  2. (inorganic chemistry) The binary compound NO₂, a brownish gas that is a poisonous air pollutant; it exists in equilibrium with dinitrogen tetroxide. It can be the poisonous result of a nitric acid spill contacting ambient air.
    Hypernyms: NOx, nitrogen oxide < oxide < compound, substance, material
    Coordinate terms: nitric oxide (NO), nitrous oxide (N₂O)
    • 2021 October 6, Philip Haigh, “Pollutants and air quality on our trains”, in RAIL, number 941, page 32:
      Black carbon is the sooty material ejected from diesel engines in their exhaust gases. RSSB notes that it can cause lung diseases. Nitrogen dioxide is also a product of burning diesel and can effect people's lungs.

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