Question

there are different types of fire extinguishers. powder suitable for solid, liquid, gas and electrical fires (a, b and c). in some cases, also for metal fire (d). foam suitable for solid and liquid fires (a and b). carbon dioxide (co₂) suitable for liquid and electrical fires (b and c). label every fire extinguisher has a label with the following information: fire class icon tells you which type of material the extinguisher is suitable for. extinguishing agent the type of extinguishing agent, often with a coding. mass quantity of extinguishing agent. please note: a fire extinguisher can be quite heavy. procedure how the extinguisher should be used. read the procedure on the fire extinguisher. what are the steps to use this fire extinguisher? squeeze handle. aim nozzle. pull the safety pin.

Explanation:

Typically, to use a fire - extinguisher, one first pulls the safety pin to release the locking mechanism. Then, aims the nozzle at the base of the fire to effectively extinguish the source. Finally, squeezes the handle to release the extinguishing agent.

Answer:

1. Pull the safety pin.
2. Aim nozzle.
3. Squeeze handle.