And ten minutes after that, the fire alarm went off.

This must have been where the fire alarm went off.

Do you know whether it's a fire alarm or not?

It is against the law to set off a fire alarm for no reason.

The officials then pulled the fire alarm and called the police.

For all I knew, it could have been a fire alarm or something else.

She said a fire alarm in her unit never went off.

The next thing I knew, the fire alarms went off and everyone began running for the door.

That evening, before the girls can leave, a fire alarm suddenly goes off.

On 7 March, two days later, there was a third fire alarm.

We caught it just in time, before the smoke alarms did.

Install a working smoke alarm on every level of your home.

He also found a hidden camera in a smoke alarm.

The researchers found that almost all homes now have smoke alarms.

Every home should be equipped with one or more working smoke alarms.

Along about this time my smoke alarm finally kicked in.

I've got to close the door before the smoke alarms go off.

The older wing did have working smoke alarms, officials said.

The couple say that their smoke alarm, provided by the council, wasn't working.

But I could hear the smoke alarm in the background.