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What Sets off a Smoke Detector?
Smoke detectors have been used in homes in the U.S. for around four decades. In many countries, having at least one smoke detector in a home is required by law. What exactly sets off a smoke detector and how it works depends on the type of smoke detector... More »
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Source: www.ehow.com

Why can smoke alarms go into alarm when no smoke is present?


Gently vacuum smoke alarms regularly using the soft brush attachment. ... This can cause smoke to be emitted for a period of time and possibly set off smoke ...

What Sets off a Smoke Detector? | eHow


... one smoke detector in a home is required by law. What exactly sets off a smoke detector and how it works depends on the type of smoke detector in question.

Top 10 Common Reasons Your Smoke Detector is Set Off | Security ...


Jun 7, 2011 ... If you're not paying close enough attention to the dinner you have cooking on the stove, and it begins to burn, it may set off your smoke detector.

How Do Smoke Detectors Work? - Chemistry - About.com


In one type of photoelectric device, smoke can block a light beam. In this case, the reduction in light reaching a photocell sets off the alarm. In the most common  ...

What besides smoke might trigger a hardwired smoke detector ...


Jul 5, 2013 ... Sometimes my hardwired smoke alarm goes off for a few seconds for no apparent reason. For example I am not cooking or burning any ...

What exactly sets off a smoke detector? - Straight Dope Message Board


I ask this because it is literally impossible to cook in my apartment without the smoke detector going off, unless every window in the place is ...

False alarms in hard-wired smoke alarms? - fire safety | Ask ...


There was no smoke or other sign of a real threat that could have set them off. I suppose it could have been low levels of carbon monoxide and ...

How to Avoid False Alarms With Your Smoke Alarm: 15 Steps


Clean your smoke detector regularly. Any dust or dirt that covers your smoke detector or its internal sensor chamber can set it off when there is no fire.

Extreme humidity can set off smoke alarms — NewsWorks


Jul 5, 2013 ... It has been insufferable lately— hot and sticky enough to set off smoke alarms.

Popular Q&A
Q: What Sets off a Smoke Detector?
A: Blocked Light. One type of smoke detector is the photoelectric smoke detector. These smoke detectors each have a light and a sensor. At all times, the light shi... Read More »
Source: www.ehow.com
Q: What can set off a smoke detector besides smoke?
A: Numerous things that can set off hardwired smoke alarms: lightning, p... Read More »
Source: www.chacha.com
Q: What sets off metal detectors?
A: Read this book for an in-depth answer: http://www.geotech1.com/forums/content.php?125-inside-the-metal-detector. Also available from UK ebay and UK Amazon. Chec... Read More »
Source: wiki.answers.com
Q: Can Steam Set Off a Smoke Detector?
A: How Do They Work? The cheapest and most widely available types of smoke detector on the market are ionization detectors. These units consist of two metal plates... Read More »
Source: www.ehow.com
Q: Can a laser set off a smoke detector?
A: No, a smoke alarm is set off by smoke not lasers. Thanks for using ChaCha! Read More »
Source: www.chacha.com