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  2. Tap (valve) - Wikipedia

    en.wikipedia.org/wiki/Tap_(valve)

    Turning a valve knob or lever adjusts flow by varying the aperture of the control device in the valve assembly. The result when opened in any degree is a choked flow . Its rate is independent of the viscosity or temperature of the fluid or gas in the pipe, and depends only weakly on the supply pressure , so that flow rate is stable at a given ...

  3. Brass instrument valve - Wikipedia

    en.wikipedia.org/wiki/Brass_instrument_valve

    The first of these types was the Stölzel valve, bearing the name of its inventor Heinrich Stölzel, who first applied these valves to the French horn in 1814. Until that point, there had been no successful valve design, and horn players had to stop off the bell of the instrument, greatly compromising tone quality to achieve a partial chromatic scale.

  4. Relief valve - Wikipedia

    en.wikipedia.org/wiki/Relief_valve

    A relief valve DN25 on cooling water pipe from heat exchanger Schematic diagram of a conventional spring-loaded pressure relief valve. A relief valve or pressure relief valve (PRV) is a type of safety valve used to control or limit the pressure in a system; excessive pressure might otherwise build up and create a process upset, instrument or equipment failure, explosion, or fire.

  5. Ball valve - Wikipedia

    en.wikipedia.org/wiki/Ball_valve

    Another option for cold climates is the "freeze tolerant ball valve". This style of ball valve incorporates a freeze plug in the side so in the event of a freeze-up, the freeze plug ruptures, acting as a 'sacrificial' fail point, allowing an easier repair. Instead of replacing the whole valve, all that is required is the fitting of a new freeze ...

  6. Colorado's Travis Hunter wins the 2024 Heisman Trophy

    www.aol.com/colorados-travis-hunter-wins-2024...

    Hunter had at least nine catches in six of Colorado’s 12 games this season and scored a TD in eight of them. As Jeanty made a late-season charge for the single-season rushing record, Hunter ...

  7. Kremlin, on Trump call for Ukraine peace talks, says Moscow ...

    www.aol.com/news/kremlin-trump-call-ukraine...

    The Kremlin said on Sunday that Russia was open to talks on Ukraine after U.S. President-elect Donald Trump called for "an immediate ceasefire and negotiations". Kremlin spokesman Dmitry Peskov ...

  8. Apartment Building's Security Dachshund Escorts Woman Home ...

    www.aol.com/lifestyle/apartment-buildings...

    Follow us on YouTube for more entertaining videos. Or, share your own adorable pet by submitting a video, and sign up for our newsletter for the latest pet updates and tips. Show comments.

  9. Valve - Wikipedia

    en.wikipedia.org/wiki/Valve

    These water valves are operated by rotary handles. A valve is a device or natural object that regulates, directs or controls the flow of a fluid (gases, liquids, fluidized solids, or slurries) by opening, closing, or partially obstructing various passageways. Valves are technically fittings, but are usually discussed as a separate category. In ...