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  "path": "/news/2026-04-volcanic-formula-cement-emissions-thirds.html",
  "publishedAt": "2026-04-09T13:10:01.000Z",
  "site": "https://techxplore.com",
  "tags": [
    "Engineering"
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  "textContent": "Researchers have developed a volcanic rock formula that cuts carbon emissions by 67%, potentially offering an affordable alternative to increasingly scarce cement additives.",
  "title": "Volcanic rock formula cuts cement emissions by two-thirds"
}