A Air Force Airman fastens his mission-oriented protective posture (MOPP) jacket hood over his gas mask to ensure a proper seal during a chemical, biological, radiological and nuclear (CBRN) defense survival skills training course at RAF Alconbury, England, March 8, 2022. Airmen are refreshed on vital skills that may save their lives while on duty by learning proper ways to put on protective equipment in a timely and efficient manner.

---

Size: 7247px × 4831px
Photo credit: © NB/IA / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 501, 501csw, cbrn, csw, readiness, usaf