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2. Sump pump - Wikipedia

   en.wikipedia.org/wiki/Sump_pump

   Alternative sump pump systems can be driven by municipal water pressure. Water-powered ejector pumps have a separate pump, float and check valve. [4] The float controlling a backup pump is mounted in the sump pit above the normal high water mark. Under normal conditions, the main electric powered sump pump will handle all the pumping duties.

3. Electric-pump-fed engine - Wikipedia

   en.wikipedia.org/wiki/Electric-pump-fed_engine

   As of December 2020, the only rocket engines to use electric propellant pump systems are the Rutherford engine, [2] ten of which power the Electron rocket, [2] and the Delphin engine, five of which power the first stage of Astra Space's Rocket 3. [3] On 21 January 2018, Electron was the first electric pump-fed rocket to reach orbit. [4]

4. Rutherford (rocket engine) - Wikipedia

   en.wikipedia.org/wiki/Rutherford_(rocket_engine)

   The Rutherford engine uses dual brushless DC electric motors and a lithium polymer battery. It is claimed that this improves efficiency from the 50% of a typical gas-generator cycle to 95%. [20] However, the battery pack increases the weight of the complete engine and presents an energy conversion issue. [19]

5. Lowe's beats its quarterly estimates, but negative sales ...

   www.aol.com/finance/lowes-expected-post-eight...

   Shares of Lowe's are up 20% year to date, compared to the S&P 500's 24% gain, according to Yahoo Finance Data. Rival Home Depot is up 17% in 2024. Rival Home Depot is up 17% in 2024.

6. Water pumping - Wikipedia

   en.wikipedia.org/wiki/Water_pumping

   The Zürich pewterer Andreas Wirz (often incorrectly referred to as Wirtz) invented the pump in 1746. The first published description and mechanical analysis was written by JH Ziegler twenty years later, in 1766, with Wirz' consent. [4] Wirz' original pump was powered by a stream wheel in the Limmat river, to raise water for a dye house. [5] [6 ...

7. News, Politics, Sports, Mail & Latest Headlines - AOL.com

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.