Control Rod 3 : A rod made of neutron absorbing material which, when inserted into a nuclear reactor, reduces the number of free neutrons available to cause the uranium atoms to fission
Training Resources And Data Exchange (TRADE), Emergency Management Issues Special Interest Group Glossary Task Force, Glossary and Acronyms of Emergency Management Terms (3rd Ed.), Prepared under a contract between/for the Office of Emergency Management US Department of Energy and Oak Ridge Associated Universities (ORAU), TRADE/EMI SIG 1999. https://orise.orau.gov/emi/training-products/files /glossary-emt.pdf, (Emr Mgt/ Haz Mtrl (Rad and Non-Rad) - Amer) {483}