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2. Siphon - Wikipedia

   en.wikipedia.org/wiki/Siphon

   Alternatively the siphon may be primed by a pump at either the intake or outlet. Gas in the liquid is a concern in large siphons. [30] The gas tends to accumulate at the crest and if enough accumulates to break the flow of liquid, the siphon stops working.

3. Jiggle syphon - Wikipedia

   en.wikipedia.org/wiki/Jiggle_syphon

   A jiggle syphon (or siphon) is the combination of a syphon pipe and a simple priming pump that uses mechanical shaking action to pump enough liquid up the pipe to reach the highest point, and thus start the syphoning action.

4. Thermosiphon - Wikipedia

   en.wikipedia.org/wiki/Thermosiphon

   A thermosiphon (or thermosyphon) is a device that employs a method of passive heat exchange based on natural convection, which circulates a fluid without the necessity of a mechanical pump. Thermosiphoning is used for circulation of liquids and volatile gases in heating and cooling applications such as heat pumps, water heaters, boilers and ...

5. Automatic lubricator - Wikipedia

   en.wikipedia.org/wiki/Automatic_lubricator

   Marketed as the Wakefield Lubricator it comprised a large oil chest (typically 1 imperial gallon (4.5 L; 1.2 US gal) for eight delivery tubes) with eccentric-operated pumps submerged within it. Regulation of the oil feed was achieved by adjustment of sleeve valves , which could be made to release oil back into the reservoir (instead of entering ...

6. Hand pump - Wikipedia

   en.wikipedia.org/wiki/Hand_pump

   A siphon (or syphon) at its simplest is a bent tube, with one end placed in the water to be moved, and the other end into the vessel to receive the water. The receiving vessel must be at a lower level than the supplying vessel. [9] Water will always try to find its lowest level.

7. ‘Pump Switching’ and Other Gas Station Scams To ... - AOL

   www.aol.com/finance/gas-station-scam-pump...

   Gas stations are routine stops for most people, but they also present opportunities for criminals to take advantage of those who are unaware. Before you fill up your tank next time, it's important ...