Fire Extinguisher & Emergency Response Flashcards

Which extinguisher type is most appropriate for a Class B fire involving flammable liquids near torch operations?

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.

When using the PASS technique, what does the second 'S' stand for?

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.

How far should a fire guard typically stand from a small fire when discharging a portable extinguisher?

Answer: 6–10 feet

Most portable extinguisher manufacturers recommend operating from approximately 6 to 10 feet away for effective discharge and personal safety.

After a fire extinguisher has been fully discharged, the fire guard should:

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.

A fire erupts in a trash container on a construction floor during torch work. Which FDNY action sequence is 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.

What is the minimum fire extinguisher rating required at a torch operation work site per FDNY regulations?

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.

During torch operations, a fire guard notices smoke rising from behind a wall. The correct first action is to:

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.