05
Dec 2023
TOOLBOX TALK 42/60: FIRE CLASSIFICATION
TOOLBOX TALK 42/60
TOPIC: FIRE CLASSIFICATION
OBJECTIVE: TO ENSURE THE SAFE CLASSIFICATION OF FIRES TO DETERMINE THE APPROPRIATE METHODS OF EXCTINCTION
Fire Classification:
- Class A: Fires involving solid materials, usually of an organic nature, in which combustion takes place with the formation of glowing embers
- Class B: Fires involving liquids or liquefiable solids
- Class C: Fires involving gases or liquefied gases
- Class D: Fires involving metals
- Electrical fires: Fires involving electrical equipment or apparatus
| Fire Class | Typical Material Involve | Water | Foam (AFFF) | CO2 | Dry Powder |
| Class A | Wood, paper, cardboard, textiles, common plastics, foams | yes | yes | no | yes |
| Class B | Petrol, oils, adhesives, paints, varnishes | no | yes | yes | yes |
| Class C | Liquid petroleum gas (LPG), butane, metdane, propane | yes | yes | yes | yes |
| Class D | Aluminum, magnesium, sodium, phosphorus | no | no | no | yes |
| Electrical Fires | Electrical installations, computers, photocopiers, televisions, etc. | no | no | yes | yes |
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