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  "path": "/2108271/diesel-engine-submarines-need-oxygen-how-use-underwater/",
  "publishedAt": "2026-02-25T11:17:00.000Z",
  "site": "https://www.bgr.com",
  "tags": [
    "Military"
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  "textContent": "Diesel engines cannot work without oxygen, so how do diesel submarines operate when they're underwater? Their propulsion system accounts for this limitation.",
  "title": "Diesel Engines Need Oxygen, So How Do Submarines Use Them Underwater?"
}