Nitrous Oxide |
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| Laughing Gas; Gas, Laughing; Oxide, Nitrous | |
| Nitrogen oxide (N2O). A colorless, odorless gas that is used as an anesthetic and analgesic. High concentrations cause a narcotic effect and may replace oxygen, causing death by asphyxia. It is also used as a food aerosol in the preparation of whipping cream. | |