A. There are at least three types of fire. The ABC Type Fire Extinguishers located in conspicuous areas of this building can be used to extinguish these types of fires. They are not to be obstructed and shall be inspected on a regular basis.
The ABC Type Fire Extinguisher means that these extinguishers may be used on the following three classes of fire:
1. Class A: Ordinary combustibles such as paper, wood, cloth, and plastics.
2. Class B: Flammable liquids and gases; greases
3. Class C: Energized electrical fire - meaning that electricity is going through what is on fire.
B. Operating Procedures: To properly operate an extinguisher, use the PASS acronym:
P Pull the Pin
A Aim the hose/nozzle
S Squeeze the handle
S Use a sweeping motion at the base of the fire