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Cellar nozzle. The Bresnan nozzle is a distributing type nozzle that is inserted through an opening in the floor and into the space below, typically a basement or cellar. The nozzle directs a broken stream horizontally, either extinguishing or controlling the fire enough to allow a direct attack to be safely made.
Battalion Chief John J. Bresnan (left) answering a call in 1887. While leading men into a building fire in 1894, Bresnan became trapped and suffocated when a roof collapsed. It was stated: “no braver, abler or more conscientious man than John J. Bresnan ever drew a paycheck in the service of the City of New York.” [24]
When a nozzle is connected to a hose and water is ejected, the nozzle must be restrained by an anchor such as the hands of a firefighter. This anchor must apply a force in the direction of the spray, which is called the nozzle reaction. The magnitude of the nozzle reaction is the jet momentum flow rate, = /,
Powerful Images Show Los Angeles Heroes On Front Lines Of California's Historic Wildfires A fire fighting helicopter drops water as the Palisades fire grows near the Mandeville Canyon neighborhood ...
A fog nozzle. A fog nozzle is a firefighting hose spray nozzle that breaks its stream into small droplets.By doing so, its stream achieves a greater surface area, and thus a greater rate of heat absorption, which, when compared to that of a smoothbore nozzle, speeds its transformation into the steam that smothers the fire by displacing its oxygen.
Wholetime firefighter: (U.K. and Ireland) A firefighter who is employed full-time. Working fire: A fire that is in the process of being suppressed. Typically reserved for a structure fire or an outside fire with a considerable fire load that requires the incident command system be initiated, additional support and suppression assets dispatched ...
The Firefighter Combat Challenge is the only federally funded, university-based occupational health physiological research study that has become an internationally touring and televised sports event. It's a demanding 5-event physical challenge that firefighters throughout the world participate in and try to complete with the fastest time.
Capt. Spike Ryerson acted as a father-figure to the young firefighters [2] of Engine Company Number 23, of the Los Angeles Fire Department. [4] Each episode had two stories, a fire to fight, and a rescue. Because of the 30 minute length there was not time to give depth to the characters, develop friendships, or discuss family life. [5]