Decontamination 13 : Removal of a polluting or harmful substance from air, water, surfaces, etc. , e. g. removal of radioactive contamination from objects or areas
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}