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2. Ball valve - Wikipedia

   en.wikipedia.org/wiki/Ball_valve

   In reduced bore (sometimes reduced port) ball valves, flow through the valve is one pipe size smaller than the valve's pipe size resulting in the flow area being smaller than the pipe. As the flow discharge remains constant and is equal to the area of flow (A) times velocity (V), A 1 V 1 = A 2 V 2 {\displaystyle A_{1}V_{1}=A_{2}V_{2}} the ...

3. Nominal Pipe Size - Wikipedia

   en.wikipedia.org/wiki/Nominal_Pipe_Size

   Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

4. National pipe thread - Wikipedia

   en.wikipedia.org/wiki/National_pipe_thread

   The sealants, where used, are typically thread seal tape thread sealant or a thread seal paste pipe dope (sometimes similar in composition to plumber's putty). Because the thread body is tapered (0.75 in/ft or 62.5 mm/m), a larger diameter keeps compressing into a smaller diameter and finally forms a seal (no clearance remains between the ...

5. Schrader valve - Wikipedia

   en.wikipedia.org/wiki/Schrader_valve

   The original Schrader valve design was invented in 1891, and patented in the United States in 1893. [2] The Schrader valve consists of a valve stem into which a valve core is threaded. The valve core is a poppet valve assisted by a spring. A small rubber seal located on the core keeps the fluid from escaping through the threads.

6. Woman Gets Proposed to During Her Surprise Cancer Remission ...

   www.aol.com/woman-gets-proposed-during-her...

   A woman celebrated more than beating cancer at her remission party. Another surprise was in store for Zoe Plastiras — who was told she was cancer-free last month after battling two years of ...

7. No, White House won’t appear on sex offender registry under ...

   www.aol.com/no-white-house-won-t-181908853.html

   The claim: White House will appear on sex offender registry after Trump takes office. A Nov. 9 post (direct link, archive link) on X, formerly Twitter, shows the exterior of the White House.“As ...