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  2. Check valve - Wikipedia

    en.wikipedia.org/wiki/Check_valve

    A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction. [1] Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. There are various ...

  3. Chemigation valve - Wikipedia

    en.wikipedia.org/wiki/Chemigation_valve

    Sometimes called a check valve or a backflow preventer, a chemigation valve is an apparatus designed to protect water supplies from agricultural chemicals used during chemigation, the application of chemicals such as fertilizers and pesticides through irrigation water. [1]

  4. Backflow prevention device - Wikipedia

    en.wikipedia.org/wiki/Backflow_prevention_device

    A check valve is a basic form of backflow prevention, but often more complex devices are required because check valves are not considered to be reliable, when compared to more sophisticated devices with redundancies and reduced-pressure zones. [further explanation needed]

  5. Reduced pressure zone device - Wikipedia

    en.wikipedia.org/wiki/Reduced_pressure_zone_device

    In the case of the downstream check valve passing, the differential pressure relief valve prevents the possibility of the chamber pressure from exceeding the supply pressure. It is theoretically possible that, when both valves are faulty, backflow could occur, should the reverse flow rate exceed the capacity of the relief valve.

  6. Deion Sanders? Kellen Moore? Buckle up for wild ride on Jerry ...

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    Check back in 10 years. With the current crisis, the Cowboys have a sense of urgency that just can’t wait. Follow USA TODAY Sports’ Jarrett Bell on X @JarrettBell.

  7. At least 2 dead after severe weather moved through ...

    www.aol.com/coast-coast-storms-could-bring...

    At least two people have died as severe storms and tornadoes tore through parts of Texas and Mississippi on Saturday, officials said, while a parade of atmospheric river-fueled storms batters the ...

  8. Duckbill valve - Wikipedia

    en.wikipedia.org/wiki/Duckbill_valve

    Duckbill exhaust valve for Draeger twin hose regulator. A duckbill valve is a check valve, usually manufactured from rubber or synthetic elastomer, and has two or more flaps, usually shaped like the beak of a duck. [1] It is commonly used in medical applications to prevent contamination due to backflow. A cross-section diagram of a Duckbill valve.

  9. Notre Dame-Indiana predictions: Picks for the College ...

    www.aol.com/notre-dame-indiana-predictions-picks...

    Notre Dame quarterback Riley Leonard (13) runs for a touchdown in the first quarter against Northern Illinois at Notre Dame Stadium.

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