Rodman G. Poaha with Environet, detaches an elbow joint pipe at Marine Corps Base Hawaii, Kaneohe Bay, August 28th, 2013. The purpose of the detachment was to clean the elbow joint pipe and replace the anode to protect the steel pipe from deterioration and corrosion. (U.S. Marine Corps photo by Private 1st Class Roberto Villa Jr., MCBH Combat Camera/Released)