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Est Ec100r Fire Alarm Smoke Beam Detector ... Introduction to How Smoke Detectors Work ... See all Fire Safety articles...
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home.howstuffworks.com/home-improvement/household-safet...
home.howstuffworks.com/home-improvement/household-safety/fire/smoke.htm
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A smoke alarm uses one or both methods, sometimes plus a heat detector, to warn of a fire. The devices may be powered by a 9-volt battery, lithium battery, or 120-volt house wiring. ... How Things Work ... Smoke Alarms - Buying Smoke Alarms - Smoke Alarm Types...
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chemistry.about.com/cs/howthingswork/a/aa071401a.htm
chemistry.about.com/cs/howthingswork/a/aa071401a.htm
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Then, how does a fire alarm system work? Basically, it works by having the devices looking for fire being tripped. This can mean that a smoke alarm sniffs smoke and sends the signal to the system, or it can mean that someone sees a fire and pulls the alarm lever to let the system know that something is burning.
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ezinearticles.com/?A-Look-At-How-Fire-Alarm-Systems-Wor...
ezinearticles.com/?A-Look-At-How-Fire-Alarm-Systems-Work&id=350389
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Whenever a fire starts in a house, store, or a place with a fire alarm, it will make lots of noise and blink a color, mostly white. I hope I answered your question!
http://wiki.answers.com/Q/How_do_fire_alarms_work
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When the boats are at sea, there does not appear to be this problem. The alarms work as they should and do warn people of any danger through fire.
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www.firealarmsadvisor.com/
www.firealarmsadvisor.com/
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You need both smoke and fire alarms in your home, because they work using different technologies. A smoke alarm detects small amounts of smoke. A fire alarm has sensors which detect raises in temperature. Both are essential to the safety of you and your family.
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www.firealarmsadvisor.com/page/2/
www.firealarmsadvisor.com/page/2/
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Fire alarms are controlled by a central operating system. The central operating system is connected to the various smoke and heat sensors installed throughout the home or office. When there is a fire in the house or smokes coming out the se...
http://www.blurtit.com/q182510.html
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asks nodrog: A. By fire alarm, you mean a smoke detector which is designed to wake people up at the first sign of a fire so that they can evacuate their home safely. ... Photoelectric detectors work in different ways. In one type, the alarm is set off when smoke blocks a light beam reaching ... Q. Are they prone to false alarms ;
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www.theanswerbank.co.uk/Article2682.html
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