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  "path": "/news/2026-02-dentists-unnecessary-nitrous-oxide.html",
  "publishedAt": "2026-02-27T15:00:04.000Z",
  "site": "https://medicalxpress.com",
  "tags": [
    "Dentistry"
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  "textContent": "Nitrous oxide used for sedating patients during dental appointments has a significant environmental impact, with wide variation in use and wastage across the UK, according to a new study by UCL (University College London) researchers.",
  "title": "Call for dentists to reduce unnecessary nitrous oxide use"
}