Submitted Photo Members of Minot Air Force Base’s 91st Missile Maintenance Squadron (91 MMXS) facility maintenance teams swapped out brine chillers at two remote Launch Facilities in under seven hours on Feb. 18. The teams made history as the first single crane team to install brine chillers on two separate sites on the same day. The brine chiller is the heating, ventilation and air conditioning system that keeps the Launch Facility and launch critical equipment temperature controlled. Photo from Minot AFB.

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