Quantitative Fit Test
U.S. Air Force Tech Sgt Matthew Cavalier, a bioenvironmental engineering technician from the 133rd Medical Group, inspects a gas mask in St. Paul, Minn., April 6, 2024. Cavalier inspected the mask to verify the size, ensure there was no damage, and ensure all the required components were intact as a part of the quantitative fit test.
(U.S. Air National Guard photo by Maj. Andrea Kostiuk)