Master Sgt. Jason Amert instructs Airman First Class Austin Carpenter how to safely refill the C-130H Hercules with liquid oxygen during a snow storm, Feb. 07, 2018, at the 179th Airlift Wing, Mansfield, Ohio. LOX - shorthand for liquid oxygen - is used by the Air Force to provide breathing oxygen for pilots, and is 300 degrees below zero in liquid form. ( Air National Guard

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Keywords: -130, 179th, air, airlift, america, armed, c130, c130h, defence, employee, federal, forces, government, guard, hercules, mansfield, military, mission, national, ohio, service, states, united, usa