F60 Fire Extinguisher & Emergency Response 2 — Questions and Answers
Question 1: Which extinguisher type is most appropriate for a Class B fire involving flammable liquids near torch operations?
- Water extinguisher
- CO2 extinguisher
- Dry chemical extinguisher (Correct answer)
- Wet chemical extinguisher
Correct answer: Dry chemical extinguisher
Dry chemical extinguishers are rated for Class B fires and are commonly used in torch operation environments where flammable liquids are present.
Question 2: When using the PASS technique, what does the second 'S' stand for?
- Start at the base
- Spray in circles
- Sweep side to side (Correct answer)
- Stop and reassess
Correct answer: Sweep side to side
In the PASS technique, the second S stands for Sweep — move the extinguisher nozzle side to side at the base of the flames.
Question 3: How far should a fire guard typically stand from a small fire when discharging a portable extinguisher?
- 1–2 feet
- 6–10 feet (Correct answer)
- 15–20 feet
- 25–30 feet
Correct answer: 6–10 feet
Most portable extinguisher manufacturers recommend operating from approximately 6 to 10 feet away for effective discharge and personal safety.
Question 4: After a fire extinguisher has been fully discharged, the fire guard should:
- Refill it on-site using water
- Return it to service immediately if the gauge reads full
- Tag it as used and have it recharged before next use (Correct answer)
- Store it in an inverted position
Correct answer: Tag it as used and have it recharged before next use
A discharged extinguisher must be tagged as used and sent for professional recharging before it can be returned to service.
Question 5: A fire erupts in a trash container on a construction floor during torch work. Which FDNY action sequence is correct?
- Extinguish first, then notify the building
- Sound alarm, call 911, then attempt extinguishment if safe (Correct answer)
- Evacuate the entire building before any extinguishment attempt
- Wait for the foreman before taking any action
Correct answer: Sound alarm, call 911, then attempt extinguishment if safe
FDNY protocol requires activating the alarm and calling 911 first, then attempting extinguishment with a portable extinguisher only if the fire is small and conditions are safe.
Question 6: What is the minimum fire extinguisher rating required at a torch operation work site per FDNY regulations?
- 1-A
- 2-A:10-B:C (Correct answer)
- 4-A:60-B:C
- 10-A:20-B:C
Correct answer: 2-A:10-B:C
FDNY requires at least one 2-A:10-B:C rated extinguisher within 30 feet of any torch operation work site.
Question 7: During torch operations, a fire guard notices smoke rising from behind a wall. The correct first action is to:
- Pull the wall apart to locate the fire source
- Immediately discharge an extinguisher into the wall cavity
- Stop work, investigate the smoldering, and alert the torch operator (Correct answer)
- Continue monitoring and document the time smoke was observed
Correct answer: Stop work, investigate the smoldering, and alert the torch operator
Smoke behind a wall indicates possible hidden smoldering; work must be halted, the area investigated, and the torch operator notified immediately.
F60 Fire Extinguisher & Emergency Response 2
Which extinguisher type is most appropriate for a Class B fire involving flammable liquids near torch operations?