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

This must have been where the fire alarm went off.

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

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

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

The reports on the fire alarm systems found them in good working order.

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

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

There was no art or music program, and children sometimes set off fire alarms during the day.

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

"Base security reports a fire alarm going off in Building 470."

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

The equivalent of a fire alarm went off across the room.

The class was interrupted by the sound of a fire alarm.

I was Just finishing up when the fire alarm came through.

The school now has 40 new cameras and fire alarm system.

The 2007 event was cut short due to a fire alarm.

A short while later he was seen by several students pulling the fire alarm.

But then at 12:40 Tuesday afternoon, the fire alarm went off.

Someone sets off the fire alarms, and they sound for hours.

At the next fire alarm they passed, she pulled it and ran.

For serious, the world is gone wrong when we dance to fire alarms.

These are important for deaf people who cannot hear the fire alarm.

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

Down the stairs, on the first level, they pulled a fire alarm.