On Jul 12, 7:36*am, Roland Perry wrote:

You know it's the fire alarm I suppose? Why did it stop - probably
because someone reset whatever was causing the false alarm.


No its is not the fire alarm.

Inspector Sands is an alert (or alarm if you must) to advise station
staff that a fire alarm point has been activated.

The fire alarm is ... well you'd know if you've ever been involved
when one goes off.

--
Nick