Rapid Onset Emergency 1 : An emergency which develops quickly and usually with immediate effects, thereby limiting the time available to consider response options. (Civil Contingencies Secretariat)
Joint Emergency Services Interoperability Principles JESIP (Working Together Saving Lives), Glossary (Common Language within Emergency Services - A Sub-Set of the UK Civil Protection Lexicon), UK 2015. http://www.jesip.org.uk/glossary/, (Emr Common Lang - Brit) {929}