Excerpt - page 29: "... 4. Sprinkler spray patterns push gases down like a fog nozzle. 5. Fires in unsprinklered buildings burn with less intensity. ..."
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Excerpt - page 2: "... developed more advanced fire apparatus. After World War II, John Bean Division began to market the "high-pressure fogfire fighter," or HPFFF, apparatus model. The bodies had limited ..."
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Excerpt - page 15: "... Adjustable fog nozzles provide personal protection because of the screening effect between them and the fire. B. Fog nozzles provide better heat absorption. C. They have ..."