Pig

{
  "id": "MLC-T-NUC-000369",
  "term": "Pig",
  "field": "Nuclear energy and radiation",
  "definition": "A colloquial term describing a container (usually lead or depleted uranium) used to ship or store radioactive materials. The thick walls of this shielding device protect the person handling the container from radiation. Large containers used for spent fuel storage are commonly called casks.",
  "references": [
    "NRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/nuclear/pig/"
}