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2. Piping and plumbing fitting - Wikipedia

   en.wikipedia.org/wiki/Piping_and_plumbing_fitting

   Valves are available in several types, based on design and purpose: Gate, plug, or ball valves – Isolation; Globe valve – Throttling; Needle valve – Throttling, usually with high precision but low flow; Butterfly or diaphragm valves – Isolation and throttling; Check valve – Preventing reverse flow (non-return)

3. Ball valve - Wikipedia

   en.wikipedia.org/wiki/Ball_valve

   A ball valve is a flow control device which uses a hollow, perforated, and pivoting ball to control fluid flowing through it. It is open when the hole through the middle of the ball is in line with the flow inlet and closed when it is pivoted 90 degrees by the valve handle, blocking the flow. [1]

4. Nipple (plumbing) - Wikipedia

   en.wikipedia.org/wiki/Nipple_(plumbing)

   A chase nipple has male threads on one end only. The other end is a hexagon. The chase nipple passes through the knockouts of two boxes, and is secured by an internally threaded ring called a lock nut. [1] [2] Chase-Shawmut Company, of Boston, is the company which first produced chase nipples. [3]

5. Vas-occlusive contraception - Wikipedia

   en.wikipedia.org/wiki/Vas-occlusive_contraception

   An intravasal control valve is a reversible valve implanted in the vas deferens with the ability to either inhibit or permit sperm passage depending on the position of the device. Bionyx has developed a T-shaped intravasal control valve composed of gold and stainless steel for use in humans. [ 5 ]

6. Ballcock - Wikipedia

   en.wikipedia.org/wiki/Ballcock

   This action of the conventional float controlled valves frequently gives rise to a condition where full closing of the valve does not occur with a consequent continuous leakage of water through the valve with a resulting waste of water." US 418162, Cahill, W. J., "Ball cock", published 2 October 1889, issued 31 December 1889 ; hysterisis issue.

7. Mandy Moore Slams Amazon for Allegedly Delivering Package to ...

   www.aol.com/mandy-moore-slams-amazon-allegedly...

   Mandy Moore shared a photo of an Amazon package that was allegedly delivered to her in-laws’ leveled home following the L.A. wildfires . The actress directly asked the company to “do better ...