Keywords: US Navy 101013-N-2468S-001 Hospital Corpsman 2nd Class Brenton Royal tests the chlorine levels from a 300-gallon.jpg en GULFPORT Miss Oct 13 2010 Hospital Corpsman 2nd Class Brenton Royal assigned to Naval Mobile Construction Battalion NMCB 133 tests the chlorine levels from a 300-gallon water bull used by Seabees to transport and distribute in the field U S Navy photo by Chief Mass Communication Specialist Terry Spain/Released 2010-10-13 101013-N-2468S-001 Navy http //www navy mil/view_image asp id 92704 U S Navy photo by Chief Mass Communication Specialist Terry Spain PD-USGov-Military-Navy Images from US Navy location Gulfport Miss Chlorine Hospital Corpsman Chemical tests |