{
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  "path": "/2026/02/18/a-20-year-old-mcdonalds-burger-that-never-molded-david-whipples-famous-preservation-experiment.html",
  "publishedAt": "2026-02-18T15:57:41.000Z",
  "site": "https://boingboing.net",
  "tags": [
    "Post",
    "burger",
    "experiment",
    "Weird",
    "Read the rest",
    "A 20-year-old McDonald's burger that never molded: David Whipple's famous preservation experiment",
    "Boing Boing"
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  "textContent": "\n\nIn 1999, David Whipple bought a McDonald's hamburger and left it sitting on the counter as an experiment to see how long it would stay intact. After months without spoilage, he began showing it at science presentations.\n\nTwenty years later, the burger looks nearly unchanged. — Read the rest \n\nThe post A 20-year-old McDonald's burger that never molded: David Whipple's famous preservation experiment appeared first on Boing Boing.",
  "title": "A 20-year-old McDonald's burger that never molded: David Whipple's famous preservation experiment"
}