![U.S. Air Force Airmen inventory their Mission-Oriented Protective Posture gear during an exercise Feb. 7, 2017, at Kadena Air Base, Japan. This is the first time Kadena has added issuing members' real-world U.S. Air Force Airmen inventory their Mission-Oriented Protective Posture gear during an exercise Feb. 7, 2017, at Kadena Air Base, Japan. This is the first time Kadena has added issuing members' real-world](https://c8.alamy.com/comp/MPD6T2/us-air-force-airmen-inventory-their-mission-oriented-protective-posture-gear-during-an-exercise-feb-7-2017-at-kadena-air-base-japan-this-is-the-first-time-kadena-has-added-issuing-members-real-world-mopp-gear-during-a-readiness-exercise-us-air-force-photo-by-airman-1st-class-corey-m-pettisreleased-MPD6T2.jpg)
U.S. Air Force Airmen inventory their Mission-Oriented Protective Posture gear during an exercise Feb. 7, 2017, at Kadena Air Base, Japan. This is the first time Kadena has added issuing members' real-world
![Completing his Mission-Oriented Protective Posture response level 4 (MOPP-4) suit, US Air Force (USAF) Completing his Mission-Oriented Protective Posture response level 4 (MOPP-4) suit, US Air Force (USAF)](https://cdn10.picryl.com/photo/2002/11/20/completing-his-mission-oriented-protective-posture-response-level-4-mopp-4-40dcc6-1600.jpg)
Completing his Mission-Oriented Protective Posture response level 4 (MOPP-4) suit, US Air Force (USAF)
![Working in Mission-Oriented Protective Posture response level 4 (MOPP-4) gear, SENIOR AIRMAN (SRA) Tim Working in Mission-Oriented Protective Posture response level 4 (MOPP-4) gear, SENIOR AIRMAN (SRA) Tim](https://cdn10.picryl.com/photo/2002/01/30/working-in-mission-oriented-protective-posture-response-level-4-mopp-4-gear-48e7ca-1600.jpg)
Working in Mission-Oriented Protective Posture response level 4 (MOPP-4) gear, SENIOR AIRMAN (SRA) Tim
![With both dressed in Mission-Oriented Protective Posture response level 4 ( MOPP-4) chemical gear, MASTER With both dressed in Mission-Oriented Protective Posture response level 4 ( MOPP-4) chemical gear, MASTER](https://cdn10.picryl.com/photo/2001/04/19/with-both-dressed-in-mission-oriented-protective-posture-response-level-4-mopp-3f06ca-1600.jpg)
With both dressed in Mission-Oriented Protective Posture response level 4 ( MOPP-4) chemical gear, MASTER
![US Marine Corps (USMC) Marines exit a gas chamber wearing Mission Oriented Protected Posture (MOPP) gear US Marine Corps (USMC) Marines exit a gas chamber wearing Mission Oriented Protected Posture (MOPP) gear](https://cdn10.picryl.com/photo/2004/08/25/us-marine-corps-usmc-marines-exit-a-gas-chamber-wearing-mission-oriented-protected-8615f7-1600.jpg)
US Marine Corps (USMC) Marines exit a gas chamber wearing Mission Oriented Protected Posture (MOPP) gear
![US Marine in MOPP gear inc gas mask uses M272 Chemical Agent Water Testing Kit ( lewisite, nerve agents, cyanide and mustard Stock Photo - Alamy US Marine in MOPP gear inc gas mask uses M272 Chemical Agent Water Testing Kit ( lewisite, nerve agents, cyanide and mustard Stock Photo - Alamy](https://c8.alamy.com/comp/D18XN7/us-marine-in-mopp-gear-inc-gas-mask-uses-m272-chemical-agent-water-D18XN7.jpg)
US Marine in MOPP gear inc gas mask uses M272 Chemical Agent Water Testing Kit ( lewisite, nerve agents, cyanide and mustard Stock Photo - Alamy
![US Marine Corps (USMC) Marines strip off their Mission Oriented Protected Posture (MOPP) gear after exiting US Marine Corps (USMC) Marines strip off their Mission Oriented Protected Posture (MOPP) gear after exiting](https://cdn10.picryl.com/photo/2004/08/25/us-marine-corps-usmc-marines-strip-off-their-mission-oriented-protected-posture-751466-1024.jpg)
US Marine Corps (USMC) Marines strip off their Mission Oriented Protected Posture (MOPP) gear after exiting
![U.S. Air Force Staff Sgt. Robert Verity, left, and Airman 1st Class Collin Saumier, fire protection specialists assigned to the 673d Civil Engineer Squadron, disconnect a fire hose while conducting wartime-firefighting readiness U.S. Air Force Staff Sgt. Robert Verity, left, and Airman 1st Class Collin Saumier, fire protection specialists assigned to the 673d Civil Engineer Squadron, disconnect a fire hose while conducting wartime-firefighting readiness](https://c8.alamy.com/comp/PPCG89/us-air-force-staff-sgt-robert-verity-left-and-airman-1st-class-collin-saumier-fire-protection-specialists-assigned-to-the-673d-civil-engineer-squadron-disconnect-a-fire-hose-while-conducting-wartime-firefighting-readiness-training-at-joint-base-elmendorf-richardson-alaska-aug-23-2018-during-the-readiness-training-the-air-force-firefighters-donned-various-levels-of-mission-oriented-protective-posture-mopp-gear-and-practiced-responding-to-emergency-situations-in-a-simulated-toxic-environment-during-a-chemical-biological-radiological-or-nuclear-strike-verity-and-saumier-are-nati-PPCG89.jpg)
U.S. Air Force Staff Sgt. Robert Verity, left, and Airman 1st Class Collin Saumier, fire protection specialists assigned to the 673d Civil Engineer Squadron, disconnect a fire hose while conducting wartime-firefighting readiness
![Working in Mission-Oriented Protective Posture response level 4 (MOPP-4) gear, AIRMAN First Class (A1C) Justin Alexander, USAF, 51st Communications Squadron (CS), dresses a head wound on A1C Raul Canizales, 51st CS, after Working in Mission-Oriented Protective Posture response level 4 (MOPP-4) gear, AIRMAN First Class (A1C) Justin Alexander, USAF, 51st Communications Squadron (CS), dresses a head wound on A1C Raul Canizales, 51st CS, after](https://cdn10.picryl.com/photo/2002/01/31/working-in-mission-oriented-protective-posture-response-level-4-mopp-4-gear-78a723-1024.jpg)
Working in Mission-Oriented Protective Posture response level 4 (MOPP-4) gear, AIRMAN First Class (A1C) Justin Alexander, USAF, 51st Communications Squadron (CS), dresses a head wound on A1C Raul Canizales, 51st CS, after
![U.S. Air Force Tech. Sgt. Emily Baller completes tasks while in Mission Oriented Protective Posture (MOPP) gear Feb. 2, 2018 at McLaughlin Air National Guard Base, Charleston, W.Va. Airmen must overcome the U.S. Air Force Tech. Sgt. Emily Baller completes tasks while in Mission Oriented Protective Posture (MOPP) gear Feb. 2, 2018 at McLaughlin Air National Guard Base, Charleston, W.Va. Airmen must overcome the](https://c8.alamy.com/comp/MCCYDJ/us-air-force-tech-sgt-emily-baller-completes-tasks-while-in-mission-oriented-protective-posture-mopp-gear-feb-2-2018-at-mclaughlin-air-national-guard-base-charleston-wva-airmen-must-overcome-the-challenges-of-wearing-different-levels-of-mopp-gear-while-performing-their-regular-duties-maintaining-readiness-and-safety-while-ensuring-that-the-mission-is-always-complete-us-air-national-guard-photo-by-airman-1st-class-caleb-vance-MCCYDJ.jpg)