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  2. Comparison of YouTube downloaders - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_YouTube_down...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  3. 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 ...

  4. Mitral valve annuloplasty - Wikipedia

    en.wikipedia.org/wiki/Mitral_valve_annuloplasty

    Mitral valve annuloplasty is a surgical technique for the repair of leaking mitral valves. Due to various factors, the two leaflets normally involved in sealing the mitral valve to retrograde flow may not coapt properly. Surgical repair typically involves the implantation of a device surrounding the mitral valve, called an annuloplasty device ...

  5. 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.

  6. 17 Picture Perfect Food Gifts for the Holidays

    www.aol.com/17-picture-perfect-food-gifts...

    Best Food Gifts for Christmas Kelly Fields’ Southern Brunch Box. Start Christmas morning on the right foot with a brunch courtesy of Kelly Fields, one of the South’s most acclaimed chefs.

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

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    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. Texas Attorney General Ken Paxton filed a lawsuit against a New York doctor for allegedly prescribing abortion drugs to a resident in Texas, where nearly all abortions are banned.

  9. Valve oil - Wikipedia

    en.wikipedia.org/wiki/Valve_oil

    The oil also completes the seal between the valve casing and the piston or rotor. Although a clean and unoiled valve of a well maintained instrument should move without unusual force, the inside of a musical instrument is a very inhospitable environment for a delicate valve mechanism. The musician constantly blows warm moist air through the valve.