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. (U.S. Air National Guard photo by Tech. Sgt. Joe Harwood)
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/people/33252741@N08">The National Guard</a>
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Tech. Sgt. Joseph Harwood/179th Airlift Wing
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/thenationalguard/26352026988/">Ohio National Guard</a>