In collaboration with Dan Madrzyowski of UL Firefighter Safety Research Institute, Captain Bill Gustin of Miami-Dade (FL) Fire Rescue offers some thoughts on stream testing at the department's training center. Captain Gustin and company demonstrate the tactic of deflecting a stream from a nozzle off a door frame to wet the fuel inside a fire compartment. Credit: Rick Stephens. Video courtesy of Miami-Dade Fire Rescue.