bn:00057796n
Noun Concept
Categories: All set index articles, Nitrogen oxides, Industrial gases, Chemistry set index pages
EN
nitrogen oxide  Fuel NOx  E918  nitrogen oxides  NOx
EN
Any of several oxides of nitrogen formed by the action of nitric acid on oxidizable materials; present in car exhausts WordNet 3.0
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EN
Any chemical compound consisting of nitrogen and oxygen only Wikidata
Any oxide of nitrogen. Wiktionary
WordNet 3.0 & Open English WordNet
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