Final answer:
The acronym PASS used when operating a fire extinguisher stands for Pull, Aim, Squeeze, and Sweep, which are the steps to effectively extinguish a fire.
Step-by-step explanation:
When operating a fire extinguisher, the acronym PASS is vital to remember. It stands for Pull, Aim, Squeeze, and Sweep. Here is what each step entails:
- Pull: Pull the pin to break the tamper seal.
- Aim: Aim low, pointing the extinguisher nozzle (or its hose) at the base of the fire.
- Squeeze: Squeeze the handle to release the extinguishing agent.
- Sweep: Sweep the nozzle from side to side at the base of the fire until it appears to be out.
Correct operation is crucial for effectively putting out a fire. The correct answer to the student's question is A. Pull, Aim, Squeeze, Sweep.