Training Bulletin Flashcards
1
Q
Class B is typically comprised of what
A
flourochrmical & Hydrocarbon surfactants
high molecular weight polymers and solvents
will work the same with fresh salt or hard water
2
Q
What three extinguishing mechanisms does class b foam use
A
aqueous film is formed on hydrocarbon fuel creating barrier to prevent fuel vapor release
foam blanket excludes oxygen
Water accountant produces cooling effect shit
3
Q
True or false you cannot utilize Akron assault fire fighting nozzle with Handline proportioner systems you may only use JS 10 air aspirating foam nozzle
A
true
4
Q
Husky three foam delivery system is capable of discharging foam at what rate?
A
300 gpm @ 1%
100 gpm @ 3%
