PDF chapter test TRY NOW
1. Name the unit in which the calorific value of a fuel is expressed.
2. Explain how \(CO_2\) is able to control fires.
As \(CO_2\) is heavier than , it forms a blanket surrounding the fire, cutting off the air supply. Predominately, it lowers the of the burning substance. It contributes significantly to fire control in various ways.
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