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Fire extinguisher - Wikipedia
Fire extinguishers - NFPA
Choosing and Using Fire Extinguishers - U.S. Fire Administration
5 types of fire extinguishers: A guide to using the right class
Fire Extinguisher Types - NFPA
The Right Way to Use a Fire Extinguisher | Fire Safety Basics
How to Use a Fire Extinguisher: Step-by-Step Instructions - wikiHow
Extinguisher Placement Guide - NFPA
Fire extinguisher | Fire Classification, CO2 & Water | Britannica
How to Properly Use a Fire Extinguisher - SafeWise