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  2. Smoke detector - Wikipedia

    en.wikipedia.org/wiki/Smoke_detector

    Smoke detector mounted on a ceiling. A smoke detector is a device that senses smoke, typically as an indicator of fire.Smoke detectors/Alarms are usually housed in plastic enclosures, typically shaped like a disk about 125 millimetres (5 in) in diameter and 25 millimetres (1 in) thick, but shape and size vary.

  3. Here's Everything You Need to Know About Smoke Alarms - AOL

    www.aol.com/heres-everything-know-smoke-alarms...

    If you're basically having a false alarm—beeping for a set amount of time—at a certain hour, your smoke alarm is likely overexposed to any number of elements including steam in your bathroom ...

  4. Optical beam smoke detector - Wikipedia

    en.wikipedia.org/wiki/Optical_beam_smoke_detector

    An optical beam smoke detector is a device that uses a projected beam of light to detect smoke across large areas, [1] typically as an indicator of fire. [2] They are used to detect fires in buildings where standard point smoke detectors would either be uneconomical [3] or restricted for use by the height of the building. Optical beam smoke ...

  5. False alarm - Wikipedia

    en.wikipedia.org/wiki/False_alarm

    False alarms are also common with smoke detectors and building fire alarm systems. They occur when smoke detectors are triggered by smoke that is not a result of a dangerous fire. Smoking cigarettes, cooking at high temperatures, burning baked goods, blowing out large numbers of birthday candles, fireplaces and woodburners when used around a ...

  6. Nearly 330,000 smoke alarms sold by HSN recalled due to ...

    www.aol.com/news/nearly-330-000-smoke-alarms...

    Three61, the Palm Harbor, Florida-based company that imported the alarms, has received eight reports of the detectors failing to activate in the presence of smoke, according to a notice posted by ...

  7. How to reset a smoke alarm that won’t stop beeping - AOL

    www.aol.com/reset-smoke-alarm-won-t-205535790.html

    $19.99 at Amazon . If you have a hard time remembering to replace your smoke alarm’s battery each year, the Kidde Smoke Detector can help. Its 10-year lithium battery doesn’t need to be replaced.