5/14/25, 10:18 AM IFSTA CHAPTER 18 2025 complete exam Questions & Answers (MULTIPLE CHOICES) (A+ GRADED 100% VERIFIED) LA…
IFSTA CHAPTER 18 2025 complete exam
Questions & Answers (MULTIPLE CHOICES) (A+
GRADED 100% VERIFIED) LATEST VERSION!!
Save
Terms in this set (43)
Which is an appropriate c.Fight fire from the maximum distance possible
safe action to take at an
incident involving a
BLEVE?
Select one:
a.Apply fire fighting foam
at a close range
b.Approach the vessel at
the ends of the tank
c.Fight fire from the
maximum distance
possible
d.Attempt to open the
vessel's pressure relief
valve
https://quizlet.com/1043843395/ifsta-chapter-18-2025-complete-exam-questions-answers-multiple-choices-a-graded-100-verified-latest-version-f… 1/19
,5/14/25, 10:18 AM IFSTA CHAPTER 18 2025 complete exam Questions & Answers (MULTIPLE CHOICES) (A+ GRADED 100% VERIFIED) LA…
In order to create high- a.foam concentrate, water, and air must be mixed in
quality foam: the correct ratio.
Select one:
a.foam concentrate,
water, and air must be
mixed in the correct ratio.
b.a foam nozzle must be
used.
c.a fog nozzle must be
used.
d.foam solution and
water must be premixed
and allowed to rest
before application.
What action should be d.Apply a solid stream of water
taken if a pressurized
vessel containing
flammable gas is
exposed to flames?
Select one:
a.Apply a fog stream of
water
b.Apply foam using the
roll-on method
c.Apply foam using the
bank-down method
d.Apply a solid stream of
water
https://quizlet.com/1043843395/ifsta-chapter-18-2025-complete-exam-questions-answers-multiple-choices-a-graded-100-verified-latest-version-f… 2/19
, 5/14/25, 10:18 AM IFSTA CHAPTER 18 2025 complete exam Questions & Answers (MULTIPLE CHOICES) (A+ GRADED 100% VERIFIED) LA…
Which method of foam d.Bank-down method
application would be
well suited for a
flammable liquid spill
near the exterior wall of a
building?
Select one:
a.Spread-over method
b.Rain-down method
c.Roll-on method
d.Bank-down method
Class B foams are a.hydrocarbon fuels.
especially effective on:
Select one:
a.hydrocarbon fuels.
b.energized electrical
equipment.
c.surfactants.
d.ordinary combustibles.
Class A foam acts as a d.lowers the surface tension of water, allowing
surfactant, which means better penetration into the fuel.
that it:
Select one:
a.requires a special type
of aeriation tool to be
formed.
b.raises the surface
tension of water, creating
a more effective
extinguishing agent.
c.requires a special type
of nozzle for application.
d.lowers the surface
tension of water, allowing
better penetration into
the fuel.
https://quizlet.com/1043843395/ifsta-chapter-18-2025-complete-exam-questions-answers-multiple-choices-a-graded-100-verified-latest-version-f… 3/19
IFSTA CHAPTER 18 2025 complete exam
Questions & Answers (MULTIPLE CHOICES) (A+
GRADED 100% VERIFIED) LATEST VERSION!!
Save
Terms in this set (43)
Which is an appropriate c.Fight fire from the maximum distance possible
safe action to take at an
incident involving a
BLEVE?
Select one:
a.Apply fire fighting foam
at a close range
b.Approach the vessel at
the ends of the tank
c.Fight fire from the
maximum distance
possible
d.Attempt to open the
vessel's pressure relief
valve
https://quizlet.com/1043843395/ifsta-chapter-18-2025-complete-exam-questions-answers-multiple-choices-a-graded-100-verified-latest-version-f… 1/19
,5/14/25, 10:18 AM IFSTA CHAPTER 18 2025 complete exam Questions & Answers (MULTIPLE CHOICES) (A+ GRADED 100% VERIFIED) LA…
In order to create high- a.foam concentrate, water, and air must be mixed in
quality foam: the correct ratio.
Select one:
a.foam concentrate,
water, and air must be
mixed in the correct ratio.
b.a foam nozzle must be
used.
c.a fog nozzle must be
used.
d.foam solution and
water must be premixed
and allowed to rest
before application.
What action should be d.Apply a solid stream of water
taken if a pressurized
vessel containing
flammable gas is
exposed to flames?
Select one:
a.Apply a fog stream of
water
b.Apply foam using the
roll-on method
c.Apply foam using the
bank-down method
d.Apply a solid stream of
water
https://quizlet.com/1043843395/ifsta-chapter-18-2025-complete-exam-questions-answers-multiple-choices-a-graded-100-verified-latest-version-f… 2/19
, 5/14/25, 10:18 AM IFSTA CHAPTER 18 2025 complete exam Questions & Answers (MULTIPLE CHOICES) (A+ GRADED 100% VERIFIED) LA…
Which method of foam d.Bank-down method
application would be
well suited for a
flammable liquid spill
near the exterior wall of a
building?
Select one:
a.Spread-over method
b.Rain-down method
c.Roll-on method
d.Bank-down method
Class B foams are a.hydrocarbon fuels.
especially effective on:
Select one:
a.hydrocarbon fuels.
b.energized electrical
equipment.
c.surfactants.
d.ordinary combustibles.
Class A foam acts as a d.lowers the surface tension of water, allowing
surfactant, which means better penetration into the fuel.
that it:
Select one:
a.requires a special type
of aeriation tool to be
formed.
b.raises the surface
tension of water, creating
a more effective
extinguishing agent.
c.requires a special type
of nozzle for application.
d.lowers the surface
tension of water, allowing
better penetration into
the fuel.
https://quizlet.com/1043843395/ifsta-chapter-18-2025-complete-exam-questions-answers-multiple-choices-a-graded-100-verified-latest-version-f… 3/19
