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2. Backfeeding - Wikipedia

   en.wikipedia.org/wiki/Backfeeding

   A common source of unintentional backfeeding is an electrical generator (typically a portable generator) that is improperly connected to a building electrical system.A properly installed electrical generator incorporates the use of a transfer switch or generator interlock kit to ensure the incoming electrical service line is disconnected when the generator is providing power to the building.

3. Electrical outlet tester - Wikipedia

   en.wikipedia.org/wiki/Electrical_outlet_tester

   A quick supplemental screening test for these simple miswiring errors can be performed using a non-contact voltage tester (NCVT) or non-contact voltage detector. [4] If a problem is thus identified, it can be investigated further using more-advanced equipment, or the outlet in question can be de-energized and disassembled for careful scrutiny. [4]

4. Backflow - Wikipedia

   en.wikipedia.org/wiki/Backflow

   Backflow is a term in plumbing for an unwanted flow of water in the reverse direction. [1] It can be a serious health risk for the contamination of potable water supplies with foul water . In the most obvious case, a toilet flush cistern and its water supply must be isolated from the toilet bowl.

5. Siphon - Wikipedia

   en.wikipedia.org/wiki/Siphon

   Back siphonage is not to be confused with backflow; which is the reversed flow of water from the outlet end to the supply end caused by pressure occurring at the outlet end. [51] Also, building codes usually demand a check valve where the water supply enters a building to prevent backflow into the drinking water system.

6. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

7. Flame supervision device - Wikipedia

   en.wikipedia.org/wiki/Flame_supervision_device

   As well as detecting a blocked supply of oxygen, these must also detect a blocked exhaust or reversed flow in the exhaust flue owing to wind conditions. Two methods are used to provide these, an Oxygen Depletion System (ODS) that measures the availability of oxygen for combustion or an Atmospheric Sensing Device (ASD) measures excess heat rise ...

8. California mom shot and killed by her 2-year-old; boyfriend ...

   www.aol.com/california-mom-shot-killed-her...

   A California woman was fatally shot by her 2-year-old toddler, leading to the arrest of her boyfriend who is accused of failing to properly store the weapon, Fresno police said this week.

9. Return fraud is costing retailers billions. A new AI program ...

   www.aol.com/news/return-fraud-costing-retailers...

   Lacoste is using AI tech Vrai to detect counterfeit returns. Return fraud costs retailers billions, with billions lost globally. Amazon and other retailers face scams exploiting return policies ...