<P> A fire drill is a method of practicing how a building would be evacuated in the event of a fire or other emergencies . In most cases, the building's existing fire alarm system is activated and the building is evacuated as if the emergency had occurred . Generally, the evacuation is timed to ensure that it is fast enough, and problems with the emergency system or evacuation procedures are identified to be remedied . </P> <P> The purpose of fire drills in buildings is to ensure that everyone knows how to exit safely as quickly as possible if a fire, smoke, carbon monoxide or other emergency occurs . People need to recognise the sound of the fire alarm . </P>

What is the purpose of the fire drill