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Description
Fire extinguish|fire cylinder|smoke detector|fire alarm
A fire extinguisher is a portable device used to control or extinguish small fires, typically in emergency situations. It contains an extinguishing agent that can be discharged to suppress flames and prevent the fire from spreading. Fire extinguishers are an essential safety tool in homes, offices, vehicles, and industrial settings.
Types of Fire Extinguishers:
Fire extinguishers are classified based on the types of fires they are designed to combat:
Class A: For fires involving ordinary combustibles such as wood, paper, and cloth.
Class B: For fires caused by flammable liquids like oil, gasoline, and grease.
Class C: For electrical fires caused by faulty wiring, appliances, or equipment.
Class D: For fires involving combustible metals like magnesium or aluminum.
Class K: For kitchen fires involving cooking oils or fats.
Common Extinguishing Agents:
Water: For Class A fires (not suitable for electrical or oil fires).
Foam: For Class A and B fires, effective on liquids.
Carbon Dioxide (CO2): For Class B and C fires, leaves no residue.
Dry Powder: Multi-purpose for Classes A, B, and C fires.
Wet Chemical: For Class K fires, especially in kitchens.
How to Use a Fire Extinguisher:
Follow the PASS technique:
Pull the pin to unlock the extinguisher.
Aim the nozzle at the base of the fire.
Squeeze the handle to release the agent.
Sweep the nozzle side to side at the base until the fire is out.
Maintenance:
Regular inspections ensure readiness.
Replace or refill after use or as recommended by the manufacturer.
A fire extinguisher is a vital tool for early fire intervention, potentially saving lives and property.
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