Mild Environment : An environment expected as a result of normal service conditions and extremes (anticipated/transient operational occurrences) in service conditions where seismic is the only design basis event of consequence
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}