Alarm
From Wikipedia, the free encyclopedia
An alarm is something used to alert people quickly to something. Most alarms use loud noises and/or flashing lights. Some alarms may use other ways of attracting peoples attention quickly.
 |
|
||||
| Problems listening to this file? See media help. | |||||
Types of alarms[change]
- Alarm clock
- Burglar alarm
- Siren on an emergency vehicle (ambulance, fire truck, police car)
- Klaxon
- Fire alarm
