Mass decontamination
The planned and structured procedure using purpose designed decontamination equipment used in the vicinity of a C, B or R&N incident for the decontamination of a large number of casualties.
Glossary Source
JRC EU CBRNe Glossary
(
EU Glossary on Chemical, Biological, Radiological, Nuclear, and Explosive risks
)
https://publications.jrc.ec.europa.eu/repository/bitstream/JRC128863/JRC128863_01.pdf