Fertile material

{
  "id": "MLC-T-NUC-000176",
  "term": "Fertile material",
  "field": "Nuclear energy and radiation",
  "definition": "A material, which is not itself fissile (fissionable by thermal neutrons), that can be converted into a fissile material by irradiation in a reactor. There are two basic fertile materials: uranium-238 and thorium-232. When these fertile materials capture neutrons, they are converted into fissile plutonium-239 and uranium-233, respectively.",
  "references": [
    "NRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/nuclear/fertile-material/"
}