Obviously any prankster would be utterly dissuaded by an ear-shattering siren.
.Fire Box Foils False Alarms
A NEW type of fire alarm box, equipped with an ear-shattering siren that sets up a wail audible for blocks (much to the discomfiture of anyone using it unlawfully) made its debut recently at the Fire Chiefs’ annual convention in Washington.
The photo shows Sergeant Clarence Quick pointing to the siren.