A SECRET WEAPON FOR WIRELESS FIRE ALARM SYSTEMS

smoke, set off a fire sprinkler. Most fire sprinkler heads occur Outfitted with a glycerin-crammed glass bulb. Because the glycerin heats up due to the warmth from a fire under, it expands, shatters the glass bulb, and triggers the sprinkler head. The fire sprinkler swap senses this stream of drinking water and transmits a signal into the fire alar