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2. Firefighting foam - Wikipedia

   en.wikipedia.org/wiki/Firefighting_foam

   Firefighting foam is a foam used for fire suppression. Its role is to cool the fire and to coat the fuel, preventing its contact with oxygen, thus achieving suppression of the combustion. Firefighting foam was invented by the Moldovan engineer and chemist Aleksandr Loran in 1902. [1] The surfactants used must produce foam in concentrations of ...

3. Timeline of events related to per- and polyfluoroalkyl ...

   en.wikipedia.org/wiki/Timeline_of_events_related...

   This resulted in a statewide sampling plan in 2013 and 2014 to determine the scope of PFAS contamination throughout the state, specifically around WAFB. As a result, several more contamination sites were found, including a nearby McDonald's store fire that was put out with AFFF firefighting foam. [41] [66] [67]

4. Twin-agent fire extinguishing system - Wikipedia

   en.wikipedia.org/wiki/Twin-agent_fire...

   Dry chemical tank capacities range from 450 to 3,000 pounds (200 to 1,360 kg). AFFF solution capacity ranges from 50 to 250 US gallons (190 to 950 L). Dry chemical flow rates vary from 5 to 8 pounds (2.3 to 3.6 kg) per second and 35 to 60 US gallons (130 to 230 L) per minute for the foam for handline application [citation needed].

5. New Hampshire firefighters work to rid state of legacy ... - AOL

   www.aol.com/hampshire-firefighters-rid-state...

   Aug. 13—CONCORD — New Hampshire hopes to collect 10,000 gallons of firefighting foam containing hazardous "forever chemicals" or PFAS and ship them to Ohio to be annihilated. ... the AFFF Take ...

6. California asked federal officials for firefighting aircraft ...

   www.aol.com/california-asked-federal-officials...

   Cal Fire, known as the California Department of Forestry and Fire Prevention, has 65 aircraft, making it the world’s largest civil firefighting fleet. That includes 23 S-2T air tankers, which ...

7. Compressed air foam system - Wikipedia

   en.wikipedia.org/wiki/Compressed_air_foam_system

   After testing a dry type 2 foam in several situations, Johnny Murdock notes, "The emerging consensus is that the dryer foams (type II; maybe type I) should be used to suppress vapors, protect unburned structures, build wildland fire lines involving unburned fuels; … and that structural fire suppression requires a wetter foam (type IV or type ...