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nitrous oxide

NOUN
laughing gas
Synonyms


Example Sentences

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Emissions of carbon monoxide, nitrous oxide and dangerous particulate matter increased by 196%, 111%, and 139% respectively.

From The Wall Street Journal Sep. 7, 2026

The simulated particle bombardment produced several chemical changes, including the formation of nitrous oxide.

From Science Daily Sep. 2, 2026

The BBC understands that the trust has since installed equipment that removes nitrous oxide from the air.

From BBC May 18, 2026

However the increase in concentrations of heat-trapping greenhouse gases -- carbon dioxide, methane and nitrous oxide -- "to their highest level in at least 800,000 years" has "upset this equilibrium", the WMO said.

From Barron's Mar. 23, 2026

Chlorine is green and is deadly; nitrous oxide is colorless and makes people giggle.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife




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