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2. Smoke detector - Wikipedia

   en.wikipedia.org/wiki/Smoke_detector

   Smoke detector mounted on a ceiling Knowing this sound could save your life - it means replace the battery. 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 ...

3. The Best Place to Put Your Smoke Detector (Plus 3 Spots ... - AOL

   www.aol.com/lifestyle/best-place-put-smoke...

   Replace smoke detectors at least every 10 years: Don't place your life in the hands of an outdated smoke alarm. For the most part, you can plan on replacing your smoke detector at least every 10 ...

4. Smoke testing (software) - Wikipedia

   en.wikipedia.org/wiki/Smoke_testing_(software)

   Smoke testing is also done by testers before accepting a build for further testing. Microsoft claims that after code reviews, "smoke testing is the most cost-effective method for identifying and fixing defects in software". [10] One can perform smoke tests either manually or using an automated tool. In the case of automated tools, the process ...

5. EN 54 - Wikipedia

   en.wikipedia.org/wiki/EN_54

   For smoke detectors according to EN 54-7 and fire detectors with smoke sensor (parts 12, 20 and 30 of EN 54) the test fires TF2, TF3, TF4 and TF5 are used. The EN 54-20 defines the following test fires with reduced fuel quantity for aspirating smoke detectors with enhanced or very high sensitivity (class A or B):

6. Aspirating smoke detector - Wikipedia

   en.wikipedia.org/wiki/Aspirating_smoke_detector

   An aspirating smoke detector (ASD) is a system used in active fire protection, consisting of a central detection unit which draws air through a network of pipes to detect smoke. [1] The sampling chamber is based on a nephelometer that detects the presence of smoke particles suspended in air by detecting the light scattered by them in the chamber.

7. An odorless gas has been blamed for even more deaths ... - AOL

   www.aol.com/news/odorless-gas-blamed-even-more...

   A variety of smoke detectors and carbon monoxide detectors are available Tuesday, Jan. 23, 2024, at hardware stores like Builders Store on Mishawaka Avenue in South Bend.