1. State of Georgia BASIC FIRE FIGHTER TRAINING COURSE
PORTABLE FIRE EXTINGUISHERS

2. CLASSES OF FIRE Class A - ordinary combustibles
Class B - flammable liquids
Class C - energized electrical
Class D - Combustible metals.
Fire Extinguishers

3. EXTINGUISHING AGENT Water
Used on class A fires
Extinguishes by reducing temperature
Fire Extinguishers

4. EXTINGUISHING AGENT Foam
Used on class A and B fires
Extinguishes by reducing temperature and smothering
Fire Extinguishers

5. EXTINGUISHING AGENT Halon
Used on class B and C fires
Extinguishes by interrupting the chemical chain reaction
Fire Extinguishers

6. EXTINGUISHING AGENT Carbon Dioxide
Used on class B and C fires
Extinguishes by displacing the oxygen and smothering the fire
Fire Extinguishers

7. EXTINGUISHING AGENT Dry Chemical
Ordinary base used on class B and C fires
Multipurpose base used on class A, B, and C fires
Extinguishes by interrupting the chemical chain reaction
Fire Extinguishers

8. EXTINGUISHING AGENT Dry Powder
Used on certain class D fires
Extinguishes by smothering the fire
Fire Extinguishers

9. FIRE EXTINGUISHERS TYPES Pump Tank

10. FIRE EXTINGUISHERS TYPES Stored Pressure

11. FIRE EXTINGUISHERS TYPES Cartridge Operated

12. FIRE EXTINGUISHERS TYPES Self Expelling

13. OBSOLETE EXTINGUISHERS
Includes:
All inverting type extinguishers
Soda acid
Inverting foam
Inverting cartridge operated
Carbon tetrachloride
All obsolete extinguishers should be removed from service
Fire Extinguishers

14. EXTINGUISHER RATING Letter Rating Numerical rating
denotes the class of fire on which extinguisher can be used
may have multiple ratings
Numerical rating
only given for class A and B extinguishers
denotes the relative extinguishing potential of the extinguisher
10A will extinguish ten times as much fire as 1A
10B will extinguish ten times as much fire as 1B
Fire Extinguishers

15. EXTINGUISHER LABELING
Letters
Geometric shapes
Pictographs
Fire Extinguishers

16. EXTINGUISHER LABELING
Green Triangle A - for class A fires
Red Square B - for class B fires
Blue Circle C - for class C fires
Yellow Star D - for class D fires
Fire Extinguishers

17. EXTINGUISHER LABELS Pictographs
Class A Class B Class C
Fire Extinguishers

18. EXTINGUISHER LABELS Examples
Class A; not for class B, C
Class A, B; not for class C
Class B, C; not for class A
Class A, B, C
Fire Extinguishers

19. USING PORTABLE FIRE XTINGUISHERS
Select the appropriate extinguisher
P - Pull the pin
A - Aim the nozzle
S - Squeeze the handle
S - Sweep the nozzle from side to side
Fire Extinguishers

20. VISUAL INSPECTION Location General condition Operating instructions
tamper seal, pin & inspection tag
pressure gauge
hose & nozzle
physical damage
Operating instructions
Defective extinguishers should be replaced
Fire Extinguishers