For example, if you squeeze the handle before you have aimed the nozzle properly, valuable time and extinguishing agent will be wasted. It is known as the P.A.S.S. Technique . P ull out the pin that secures the handle. A im the extinguisher nozzle at the base of the fire. S queeze the handle.
S weep the agent stream from side to side across the base of the fire until it is completely out.
Be alert for re-ignition. If this happens, douse the fire until the extinguisher is empty. Once the fire is out, back carefully away from the scene. This will enable you to know immediately if the fire re-ignites. Knowing how to use a fire extinguisher the right way is an important skill.