Classified Information 1 : Certain information requiring protection against unauthorized disclosure in the interest of national security (i.e., Restricted Data, Formerly Restricted Data, or National Security Information)
Department of Energy AREA SDMP, DOE Handbook, Glossary of Environment Safety and Health Terms, DOE-HDBK-1188-2006, D.C. 20585, USA 2006. http://www.hse.niordc.ir/uploads/86_24_dictionary_ 2006.pdf, (Envir Hlth and Sfty - Amer) {44}