Airmen at Work: Spray maintainers prep MASS for mission Published March 31, 2016 By Staff Sgt. Rachel Kocin 910th Airlift Wing Public Affairs YOUNGSTOWN AIR RESERVE STATION, Ohio -- Staff Sgt. Thaddeus Root, an aerial spray maintainer with the 910th Maintenance Squadron, drains excess water from the Modular Aerial Spray System (MASS) to prepare it for loading onto a modified C-130H Hercules aircraft here, March 6, 2016. The 910th Airlift Wing is home to the Department of Defense’s only aerial spray mission to combat insect-borne diseases, eliminate unwanted vegetation on bombing ranges and disperse offshore oil spills. (U.S. Air Force photo/Staff Sgt. Rachel Kocin)