A fire alarm is a safety device that alerts people to the presence of a fire. Fire alarms can be triggered by smoke, heat, or both. When a fire alarm is triggered, it will sound an alarm and may also flash lights. Fire alarms are an important part of fire safety, as they can help to warn people of a fire and allow them to evacuate the building safely.
In some cases, it may be necessary to disable a fire alarm. For example, if a fire alarm is triggered by accident, it may be necessary to disable it to stop the alarm from sounding. However, it is important to note that disabling a fire alarm should only be done in an emergency situation. If a fire alarm is disabled, it will not be able to alert people to the presence of a fire, which could lead to serious injury or death.