Senior Airman Nicole Browning, 628th Civil Engineer Squadron emergency management journeyman (blue suit), and Staff Sgt. Jessica McFelia, 628th Medical Group bioenvironmental engineer craftsman (green suit), prepare to clear an area during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. The 628th MDG Bioenvironmental Flight trains with the 628th CE Emergency Management Flight to refine their emergency response skills and to improve their preparedness and response initiatives. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Senior Airman Nicole Browning, 628th Civil Engineer Squadron emergency management journeyman, simulates using an ADM-300 to detect alpha, beta and gamma radiation during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. The 628th MDG Bioenvironmental Flight trains with the 628th CE Emergency Management Flight to refine their emergency response skills and to improve their preparedness and response initiatives. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Staff Sgt. Jessica McFelia, 628th Medical Group bioenvironmental engineer craftsman, assists Senior Airman Nicole Browning, 628th Civil Engineer Squadron emergency management journeyman, as they simulate clearing an area that might have been exposed to radiation during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. The 628th MDG Bioenvironmental Flight trains with the 628th CE Emergency Management Flight to refine their emergency response skills and to improve their preparedness and response initiatives. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Michelle Bates, 628th Civil Engineer Squadron Emergency Management manager, dons a Level A HAZMAT suit during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. Bates was a member of the second response team during the exercise and was responsible for collecting and identifying possible hazardous substances. The exercise gave the Emergency Management and Bioenvironmental Flights the opportunity to train for possible real-world situations involving all hazards that may present a physical threat to the environment at Air Force installations worldwide. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Senior Airman Andrew Szoke, 628th Civil Engineer Squadron firefighter, checks Staff Sgt. Jessica McFelia’s 628th Medical Group bioenvironmental engineer craftsman, vital signs before donning a Level A HAZMAT suit March 28, 2013, at Joint Base Charleston - Air Base, S.C. Szoke checked every Airmen's blood pressure, heart rate and basic vital signs before and after the Airmen donned the suits as an extra precaution ensuring their safety. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Michelle Bates, 628th Civil Engineer Squadron Emergency Management manager, preps her equipment before scanning a simulated hazardous area during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. Bates was a member of the second response team during the exercise and was responsible for collecting and identifying possible hazardous substances. The exercise gave the Emergency Management and Bioenvironmental Flights an opportunity to train for possible real-world situations involving all hazards that may present a physical threat to the environment at Air Force installations worldwide. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

(Left to right) Tech. Sgt. Glynn Drummonds, 628th Medical Group bioenvironmental engineer journeyman, Michelle Bates, 628th Civil Engineer Squadron Emergency Management manager and Senior Airman Ross Kreikemeier, 628th Civil Engineer Squadron Emergency Management Flight, simulate scanning for hazardous substances during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. The exercise gave the Emergency Management and Bioenvironmental Flights an opportunity to train for possible real world situations that may involve all hazards that may present a physical threat to the environment at Air Force installations worldwide. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Michelle Bates, 628th Civil Engineer Squadron Emergency Management manager, uses a MultiRae, used to detect oxygen levels in the air, while scanning for simulated chemical contaminants during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. The response team was tasked to enter an area and collect and identify possible hazardous substances. The exercise gave the Emergency Management and Bioenvironmental Flights an opportunity to train for possible real world situations that may involve all hazards that may present a physical threat to the environment at Air Force installations worldwide. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)

Michelle Bates, 628th Civil Engineer Squadron Emergency Management manager, checks her readings on a MultiRae, used to detect oxygen levels in the air, while scanning for simulated chemical contaminants during an exercise March 28, 2013, at Joint Base Charleston - Air Base, S.C. The response team was tasked to enter an area and collect and identify possible hazardous substances. The exercise gave the Emergency Management and Bioenvironmental Flights an opportunity to train for possible real world situations that may involve all hazards that may present a physical threat to the environment at Air Force installations worldwide. (U.S. Air Force photo by Staff Sgt. Rasheen Douglas)