Keywords: US Navy 100120-N-7090S-642 Students learn firefighting techniques such as basic hose handling, using aqueous film forming foam and using potassium bicarbonate and carbon dioxide (CO2).jpg en GROTON Conn Jan 20 2010 Students learn firefighting techniques such as basic hose handling using aqueous film forming foam and using potassium bicarbonate and carbon dioxide CO2 fire extinguishers during training evolutions as part of Basic Enlisted Submarine School at Naval Submarine Base New London Conn U S Navy photo by Mass Communication Specialist 2nd Class Jhi L Scott/Released 2010-01-20 100120-N-7090S-642 Navy http //www navy mil/view_image asp id 87396 U S Navy photo by Mass Communication Specialist 2nd Class Jhi L Scott PD-USGov-Military-Navy Naval Submarine Base New London |