What Is a Fire Extinguisher? Types, Usage, and Everything You Need to Know

What Is a Fire Extinguisher?

A fire extinguisher is a portable fire suppression device that discharges an extinguishing agent under pressure to extinguish or control a fire.

Fire extinguishers are the most basic and common safety equipment used for first response when a fire breaks out.

How Does a Fire Extinguisher Work?

The operating principle is simple, known as the PASS technique:

• Pull — Pull the pin
• Aim — Aim at the base of the fire
• Squeeze — Squeeze the handle
• Sweep — Sweep side to side

Types of Fire Extinguishers

1. Dry Chemical Powder (ABC)

Most common type. Effective on Class A, B, and C fires.

• Use: Offices, factories, homes, vehicles
• Advantage: Wide application, economical
• Disadvantage: Leaves powder residue

2. CO₂ (Carbon Dioxide)

Residue-free, electronics-safe.

• Use: Server rooms, laboratories, electrical panels
• Advantage: Zero residue, fast-acting
• Disadvantage: Ineffective outdoors, cold burn risk

3. Foam (AFFF)

Specialist for liquid fires.

• Use: Fuel storage, garages, industrial areas
• Advantage: Surface coverage, prevents re-ignition
• Disadvantage: Cannot be used on electrical fires

4. Water-Based

Eco-friendly, effective on solid material fires.

• Use: Wooden structures, paper storage
• Advantage: High cooling capacity
• Disadvantage: Dangerous for electrical and oil fires

5. Clean Agent (FM-200 / Novec)

Premium solution for sensitive equipment.

• Use: Data centers, museums, archives
• Advantage: Zero residue, ozone-friendly
• Disadvantage: High cost

Fire Extinguisher Sizes

Where to Place Fire Extinguishers?

• In visible and marked locations
• Height: 90-120 cm from floor
• Max 25 meters access distance
• Along escape routes
• Near doors and corridors

Maintenance Schedule

• Monthly: Visual inspection
• Every 6 months: General condition check
• Annually: Authorized service maintenance
• Every 5 years: Hydrostatic test
• Every 10 years: Replacement or overhaul

With Yangın Takip, digitally track all your extinguishers, automate maintenance schedules, and record data instantly in the field via QR codes.