Marine Corps Pfc. Julius Donath, a Chemical, Biological, Radiological, and Nuclear Defense (CBRN) specialist with Headquarters Company, Headquarters Regiment, 1st Marine Logistics Group (MLG), looks through a quicksilver sampling kit during a Dismount Recon Sets Kit and Outfits (DRSKO) course on Camp Pendleton, Calif., June 13, 2017. The training was hosted by the CBRN Marines from 1st MLG. The purpose of the training was to provide familiarization on the new DRSKO equipment to CBRN Marines from across I Marine Expeditionary Force.

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: 1st, biological, cbrn, chemical, chemicals, classroom, defense, dismount, drsko, group, joint, kit, logistics, marine, mlg, nuclear, outfits, radiological, recon, sets, training, unit