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  "path": "/article/the-u-s-stockpiles-oil-in-huge-underground-salt-caverns-heres-why/",
  "publishedAt": "2026-06-11T19:31:00.000Z",
  "site": "https://www.scientificamerican.com",
  "textContent": "Salt, with its ability to seal liquid in, is uniquely suited to storing the nation’s Strategic Petroleum Reserve",
  "title": "The U.S. stockpiles oil in huge underground salt caverns. Here’s why"
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