Class B Foam Flashcards
1
Q
Biggest hazard on flammable liquid fires
A
Vapors
2
Q
Flashpoint of Flammable liquids
Example of
A
Below 100 degrees
Gasoline
3
Q
Flashpoint of Combustible liquid
Example of
A
Above 100 degrees
Diesel
4
Q
How do hydrocarbons burn
A
Black smoke
Orange glow
Incomplete combustion
5
Q
How do polar solvents burn
A
Clean
Less smoke
6
Q
Preferred fog pattern for fighting flammable liquid fire and application types
A
30 degree
Roll on
Bank on
Rain on
7
Q
How often do you re-apply foam and what layer of thickness
A
Reapply every 5 min
3-4” thick foam blanket
