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Bromochlorodifluoromethane (BCF), also referred to by the code numbers Halon 1211 and Freon 12B1, is a haloalkane with the chemical formula C F 2 Cl Br. It is used for fire suppression, especially for expensive equipment or items that could be damaged by the residue from other types of extinguishers. [ 1 ]
The 42 lb. hose is a standard 100 ft., 1.75 in. thick. hose. The stairwell consists of six sets of stairs, each with ten steps. The firefighter must carry the hose up the stairs and place it in a container box on the top story of the stairwell. The hose may not touch the ground at any point before the firefighter places it in the container box. [5]
At its annual convention at Dallas, TX, the NFPA formally adopted a standard with 2 + 1 ⁄ 2-inch hose with 7.5 threads per inch as the primary standard, with additional sizes of 3 and 3.5 inches (each with 6 threads per inch) and a 4.5 inch coupling with 4 threads per inch, with the fire hydrant standard specifying one 4.5 inch port and two 2 ...
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Indoor fire hose with a fire extinguisher. A fire hose (or firehose) is a high-pressure hose that carries water or other fire retardant (such as foam) to a fire to extinguish it. Outdoors, it attaches either to a fire engine, fire hydrant, or a portable fire pump. [ 1] Indoors, it can permanently attach to a building's standpipe or plumbing system.
That’s certainly the case with celebrity chef Bobby Flay, who recommends a tool originally developed for woodworkers to add citrus, ginger, spices, and other zesty touches to his recipes. The ...
High-rise pack Hose bundle prepared for carrying to a standpipe in a high-rise building, usually consisting of 50 or more feet of 1¾-inch hose and a combination nozzle. Hook forged steel hook at end of insulated pole of varying lengths; used for piercing and pulling building materials away from walls and ceilings. Similar to nautical gaff hook.
Seven people were injured when “severe turbulence” rocked a United Airlines flight, forcing an emergency landing in Memphis, according to the airline and local emergency responders.
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