Foam

Question 1

There are 2 main categories of foam in use by the dept. What are they?

Answer 1

Low expansion & High expansion

T.B. FOAM 2.1

Question 2

What type of fires are hi-ex foams intended to fight?

Answer 2

Class “A” combustible materials in areas that are not accessible to FF’s, such as cellars & ship holds. T.B. FOAM 2.1

Question 3

What are some of the advantages of foam?

Answer 3

extinguishes progressively
provides long lasting control
can prevent ignition
2.2 ABC

Question 4

T/F At an incident it is permissible to mix 2 types of low expansion foam?

Answer 4

True

Hi-ex foam is not to be mixed w/ low expansion foam. T.B. 2.3.5

Question 5

Finished firefighting foams are designed to be lighter than the fuels they are placed on & thus float on the surface of the fuel. This results in 4 primary methods of extinguishment. What are they?

Answer 5

smothering
suppressing
separates
cools
T.B. FOAM 2.6

Question 6

What is the most widely used foam by the dept.?

Answer 6

Fluoroprotein.

3.1.2