![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
![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 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
![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 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/D18XKA/us-marine-in-mopp-gear-inc-gas-mask-uses-m272-chemical-agent-water-D18XKA.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
![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
![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
![File:2nd Lt. Noel Horton of the 48th Communications Squadron, 48th Fighter Wing RAF Lakenheath United Kingdom gets into MOPP 4 gear during a Chemical Warfare Training Class on Wednesday the 15th of File:2nd Lt. Noel Horton of the 48th Communications Squadron, 48th Fighter Wing RAF Lakenheath United Kingdom gets into MOPP 4 gear during a Chemical Warfare Training Class on Wednesday the 15th of](https://upload.wikimedia.org/wikipedia/commons/0/0d/2nd_Lt._Noel_Horton_of_the_48th_Communications_Squadron%2C_48th_Fighter_Wing_RAF_Lakenheath_United_Kingdom_gets_into_MOPP_4_gear_during_a_Chemical_Warfare_Training_Class_on_Wednesday_the_15th_of_November_2006_061115-F-ZM185-003.jpg)
File:2nd Lt. Noel Horton of the 48th Communications Squadron, 48th Fighter Wing RAF Lakenheath United Kingdom gets into MOPP 4 gear during a Chemical Warfare Training Class on Wednesday the 15th of
![Airman put on mission oriented protective posture gear during training at Minot Air Force Base, N.D., Jan. 30, 2018. Depending on the threat level there are six stages of MOPP gear: ready, Airman put on mission oriented protective posture gear during training at Minot Air Force Base, N.D., Jan. 30, 2018. Depending on the threat level there are six stages of MOPP gear: ready,](https://c8.alamy.com/comp/MC5747/airman-put-on-mission-oriented-protective-posture-gear-during-training-at-minot-air-force-base-nd-jan-30-2018-depending-on-the-threat-level-there-are-six-stages-of-mopp-gear-ready-zero-and-one-through-four-us-air-force-photo-by-airman-1st-class-dillon-j-audit-MC5747.jpg)