Firefighting Film A film of firefighting foam is all that’s left after extinguishing a gasoline fire in a container during a test at the Naval Research Laboratory in Chesapeake Beach, Md., Oct. 25, 2019. SHARE IMAGE: Download Image: Full Size (1.46 MB) Photo By: David Vergun, DOD VIRIN: 191025-D-UB488-007.JPG Photo Gallery