What is the purpose of a fire sprinkler system in a building?

• A. To operate only during power outages
• B. To automatically control and suppress fires, reducing heat and smoke
• C. To monitor occupant movement
• D. To provide decorative water features

Answer: (B)

Fire sprinkler systems are designed to automatically respond to heat and begin controlling a fire before it grows large. When a sprinkler head reaches its activation temperature, it releases water directly onto the fire, helping to suppress flames, cool the surroundings, and limit heat and smoke production. This automatic action buys time for occupants to escape and for firefighters to intervene, while also reducing overall property damage. The other options don’t fit: sprinklers aren’t meant to operate only during power outages, they’re not used to monitor occupants, and they aren’t decorative water features.