Flashcards in 204.04 Flammable Liquid Incidents Deck (20):
What are the four areas of primary concern?
Extinguishment of flammable liquid fires
Spills without fire
The main operational problem with flammable liquids is what?
Disposal of spills
What is the principal agent for flammable liquid firefighting?
AFFF/Class B Foam
Fires involving a large area of burning flammable liquids may exceed the ability of one hand line to extinguish. It may be more important for command to _____.
Wait until there is enough class B foam on site to initiate a coordinated attack
Water master streams should be used to _______ and _______ the exposures during the interim.
In flammable liquid spills, vapor areas can only be found through the use of_______.
Combustible gas indicators
Cover spills with class B foam to seal vapors. The application will need to be repeated regularly, as the seal will break down in ______ to _______ minutes.
10 to 15
How do you check for escaping vapors to judge where the seal breaking down?
With a combustible gas indicator
What surface does AFFF have problems sealing against?
Hot metal surfaces
Attack on any flammable liquid fire should be made with _____?when available.
The extinguishing action of class B foam is based on what?
It's ability to rapidly cover the flammable liquid surface with a film that prevents the escape of flammable vapors
Consider the use of what to prevent the further spread of spilled material if it can be done safely?
The disposal of large quantities spills should be picked up with what?
Large quantity spills require the response of a unit from the hazardous materials response team in addition to ______.
Fire apparatus that carry AFFF/class B foam are designed with a ______ (Class B Foam) in CAD.
When the fuel is ethanol, or ethanol-based, fire attack should utilize ______ due to the high alcohol content in the fuel.
Alcohol resistant aqueous film forming foam (AR-AFFF)
One 95 GPM class B phone line is needed for every ______,square feet of spill area.
The initial fire attack will require ______ gallons of concentrate when used at 3%.
The initial fire attack will require _______ gallons of concentrate when used at 6%.