How to use the firer extinguisher

Remember the acronym, "P.A.S.S."—
P	......Pull the Pin.
A	......Aim the extinguisher nozzle at the base of the flames.
S	......Squeeze trigger while holding the extinguisher upright.
S	......Sweep the extinguisher from side to side, covering the area of the fire with the extinguishing agent.

Questions:  Do they know where's the nearest firer extinguisher?

                      Do their home have a fire extinguisher?