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2. Pilot-operated relief valve - Wikipedia

   en.wikipedia.org/wiki/Pilot-operated_relief_valve

   The pressure at which the control pilot relieves is the functional set pressure of the PORV. When the pilot valve reaches set pressure it opens and releases the pressure from the dome. The piston is then free to open and the main valve exhausts the system fluid. The control pilot opens either to the main valve exhaust pipe or to atmosphere ...

3. Pilot light - Wikipedia

   en.wikipedia.org/wiki/Pilot_light

   In natural gas furnaces, water heaters, and room heating systems, a safety cut-off switch is normally included so that the gas supply to the pilot and heating system is shut off by an electrically operated valve if the pilot light goes out. This cut-off switch usually detects the pilot light in one of several ways: A flame rectification device. [2]

4. Failures of water supply and sanitation systems - Wikipedia

   en.wikipedia.org/wiki/Failures_of_water_supply...

   A 2008 national survey of households in 36,038 wards found only 18% of the population with a water supply are served by well functioning water points/ systems; 39% are served by points that need minor repair, 12% by points that need major repair, 21% by points that need rehabilitation, 9% by points that need reconstruction, and 1.6% by points ...

5. Watch woman teach her horse Frank to give kisses in the most ...

   www.aol.com/watch-woman-teach-her-horse...

   You can lead a horse to water but you can't make it drink it. Unless you have treats. A woman trained her horse, Frank, to give her little kisses.

6. Bears players were reportedly 'furious' at Matt Eberflus ...

   www.aol.com/sports/bears-players-were-reportedly...

   The postgame message of “sticking together” from Matt Eberflus following the Chicago Bears' Thanksgiving Day loss to the Detroit Lions reportedly did not go over well with members of the team.

7. Idaho abortion trafficking law partly revived by US appeals court

   www.aol.com/news/idaho-abortion-trafficking-law...

   By Brendan Pierson (Reuters) -Idaho can enforce a first-of-its-kind "abortion trafficking" law against those who harbor or transport a minor to get an abortion out of state without parental ...

8. Acrylonitrile butadiene styrene - Wikipedia

   en.wikipedia.org/wiki/Acrylonitrile_butadiene...

   Acrylonitrile butadiene styrene (ABS) (chemical formula (C 8 H 8) x · (C 4 H 6) y · (C 3 H 3 N) z) is a common thermoplastic polymer. Its glass transition temperature is approximately 105 °C (221 °F). [4] ABS is amorphous and therefore has no true melting point. ABS is a terpolymer made by polymerizing styrene and acrylonitrile in the ...

9. Cardinals to trade Nolan Arenado but 8-time All-Star 'not ...

   www.aol.com/cardinals-trade-nolan-arenado-8...

   We hope something good happens, but he’s not going to approve and move his family and go play somewhere that would be (a lateral move). “He’s in a good place with the Cardinals. He’s not ...