Spc. Fearon Williams, a water treatment specialist,

Spc. Fearon Williams, a water treatment specialist, with the 574th Quarter Master, 17th Combat Sustainment Support Battalion, tests the water for the amount of chlorine found in the source water before the purification process can begin at Fort Polk, La. The purification process purifies 1,500 gallons of water per hour; this process allows for sustainment capabilities for Soldiers within the training grounds.