Special Exhaust systems use air velocity and air pressure to control smoke or remove it from an open area. These systems are used to keep:
smoke from going into other areas of the
building
fire from spreading
damage to furniture due to fire
all of the above
Question 2
The electrical system of a building supplies power for lighting, heating, and the operation of the electrical equipment (such as elevators) and appliances.
True
False
Indicate whether the statement is true or false