Tech. Sgt. Denisse Portunato tests water from a base dining facility. U.S. Air Force Tech. Sgt. Denisse Portunato, from the 332nd Expeditionary Aerospace Medicine Squadron, tests water from a base dining facility at Joint Base Balad, Iraq, on July 28, 2008. Routine water checks ensure the baseís water meets required parameters and is safe for use. SHARE IMAGE: Download Image: Full Size (0.03 MB) Photo By: VIRIN: 177101-T-CMA94-461.jpg Photo Gallery