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Firefighting Fundamentals

Subjects: eaws

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What is the primary duty of the firefighter?	Saving lives
What is the secondary duty of the firefighter?	To extinguish fires and limit the damage to aircraft, shipboar, airfield installed equipment, and/or airfield structures.
What makes the fire triangle?	Heat, fuel, and oxygen
What fourth element turns the fire triangle into a tetrahedron?	The chemical reaction
How many classes of fire are there?	Four
Explain a Class Alpha Fire.	Occur in combustables materials that produce an ash such as burning wood, and wood products, clooth, textiles and fibrous materials, and paper products.
Explain a Class Bravo Fire.	Occur with flammable liquid substances such as gasoline, jet fuels, oil, and other petroleum based products.
Explain a Class Charlie Fire.	Are generized electrical fires that are attacked by using non-conductiive agents.
Explain a Class Delta Fire.	Combustible metals such as magnesiumand titanium.
What firefighting agents are used on a class alpha fire?	Water (H2O) or Aqueous Filming Forming Foam (AFFF)
What firefighting agents are used on a class bravo fire?	Aqueous Filming Forming Form (AFFF) Halon 1211 Purple K Powder (PKP) Carbon Dioxide (CO2)
What firefighting agents are used on a class charlie fire?	Energized: CO2, Haloon, PKP, & H2O De-energized: Treat as class A, B, or D fires.
What firefighting agents are used on a class delta fire?	H2O