2 Noun 0 Verb 0 Adj. 0 Adv.
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ENnitrogen oxideNoun
EN
Any of several oxides of nitrogen formed by the action of nitric acid on oxidizable materials; present in car exhausts
bn:00057796n Concept
EN
A poisonous red-brown gas (NO)
nitric oxidenitrogen monoxide
bn:00057778n Concept