U.S. Marine Corps photo by Lance Cpl. Brendan King/Released 160128-M-RB277-001.JPG
Feb 9, 2016
Cpl. Austin Castleman, a chemical, biological, radiological and nuclear (CBRN) specialist with Marine Aircraft Group 13, ensures the burner is effectively producing Chlorobenzalmalononitrile (CS) gas during Marine Aircraft Group 13 (MAG -13) Headquarters bi-annual CBRN certification class held at the gas chamber aboard Marine Corps Air Station Yuma, Ariz., Thursday, Jan. 28, 2016.
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