IFSTA 7TH EDITION - CHAPTER 6 QUESTIONS AND ANSWERS
NEWEST 2025/2026
Compressed air or inert gas within the container forces the
agent out in nozzle at the end of the hose when the operator
presses the handle - ---Answers---stored pressure
The separate cartridge on the side of the container contains inert
gas. When the operator punctures the cartridge seal the
expelling enters the container and forces the agent out the
nozzle - ---Answers---pressure cartridge
Are a triple F extinguishers intended for, what class of fire? - ---
Answers---B
What does the pass acronym mean for fire extinguishers - ---
Answers---pull aim squeeze sweep
What is the color and shape of Class A fire extinguishers? - ---
Answers---Green triangle
What is the color and shape of a class B extinguisher? - ---
Answers---Red rectangle
, What is the color and shape of class C extinguisher? - ---
Answers---Blue circle
What is the color and shape of class D extinguisher? - ---
Answers---Yellow star
What is the color and shape of class K extinguisher? - ---
Answers---Black hexagon
What is a class A extinguisher rating based on? - ---Answers---
amount of water and duration of range of discharge
Extinguishing agent for combustible metal fires? - ---Answers--
-Dry powder
What do clean agent extinguishers do - ---Answers---cool and
smother fires in class A and B fuels, and inhibit the sustained
chemical reaction in class C fuels
Can clean agents be used on electrical equipment? - ---
Answers---yes
Where is halon extinguishers most effective? - ---Answers---
Computer rooms, aircraft engines, and areas where the product
would be damaged by water or dry chem agents
NEWEST 2025/2026
Compressed air or inert gas within the container forces the
agent out in nozzle at the end of the hose when the operator
presses the handle - ---Answers---stored pressure
The separate cartridge on the side of the container contains inert
gas. When the operator punctures the cartridge seal the
expelling enters the container and forces the agent out the
nozzle - ---Answers---pressure cartridge
Are a triple F extinguishers intended for, what class of fire? - ---
Answers---B
What does the pass acronym mean for fire extinguishers - ---
Answers---pull aim squeeze sweep
What is the color and shape of Class A fire extinguishers? - ---
Answers---Green triangle
What is the color and shape of a class B extinguisher? - ---
Answers---Red rectangle
, What is the color and shape of class C extinguisher? - ---
Answers---Blue circle
What is the color and shape of class D extinguisher? - ---
Answers---Yellow star
What is the color and shape of class K extinguisher? - ---
Answers---Black hexagon
What is a class A extinguisher rating based on? - ---Answers---
amount of water and duration of range of discharge
Extinguishing agent for combustible metal fires? - ---Answers--
-Dry powder
What do clean agent extinguishers do - ---Answers---cool and
smother fires in class A and B fuels, and inhibit the sustained
chemical reaction in class C fuels
Can clean agents be used on electrical equipment? - ---
Answers---yes
Where is halon extinguishers most effective? - ---Answers---
Computer rooms, aircraft engines, and areas where the product
would be damaged by water or dry chem agents
