2. What cause Fire
Fire is the rapid oxidation of
a material in
the exothermic (a process or
reaction that releases energy
from the system to its
surroundings) chemical
process of combustion,
releasing heat, light, and
various reaction products
Oxygen
The air we breathe is
about 21% oxygen –
fire needs only
16% oxygen Heat
The energy necessary to
increase the temperature of
fuel to where sufficient
vapors are given off for
ignition to occur
Fuel
Any combustible
material – solid,
liquid or gas