Table 7:

Classes of fire [18]

Class of fire	Source	Precautions/equipment
A	Carbonaceous solids, wood, paper, and rubbish.	Water jets – they quench the fire and cool the material below its ignition temperature.
B	Flammable liquids, solvents, liquifiable solids, oil, paints etc.	Blanketing method (foam, sand etc.).
C	Gases – fractured gas main.	Stop gas leak.
D	Metals: magnesium, sodium, potassium with water	Dry powder.
E	Electrical equipment	De-energize the equipment, then follow as in class A or B.

(Source: Omwega, TM, 2003)