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2. Entertech - Wikipedia

   en.wikipedia.org/wiki/Entertech

   Entertech was a brand of battery-powered motorized water guns sold in the United States from 1985 to 1990 by the now-defunct LJN. [1] [2] [3] Unlike the colorful designs of many of the simple hand powered pump water guns of that time, most of the Entertech water guns were manufactured from black plastics with a matte finish to resemble real ...

3. Watermaker - Wikipedia

   en.wikipedia.org/wiki/Watermaker

   They are power hungry, except the hand-held emergency watermaker and the towed water powered type. Accordingly, these devices overcome the problem of large electric current demand. The drawbacks for the non-electric designs are that manual operation is tiring for the operator and the towed watermaker only works while the vessel is moving.

4. Sump pump - Wikipedia

   en.wikipedia.org/wiki/Sump_pump

   A secondary, typically battery-powered sump pump can operate if the first pump fails. A battery-powered secondary pump will have a separate battery and charger system to provide power if normal supply is interrupted. [citation needed] Alternative sump pump systems can be driven by municipal water pressure. Water-powered ejector pumps have a ...

5. Electric fire engine - Wikipedia

   en.wikipedia.org/wiki/Electric_fire_engine

   Whiting's electric fire engine. William H. H. Whiting was an insurance adjustor and auditor with a special interest in fire prevention. Mr. Whiting made improvements to the design of an electric fire engine which was granted a patent (#632,665) in 1899. the principal points are the special combination of motor, a rotary force-pump, controller and safety-valve, and automatic stop-motion.

6. Pump - Wikipedia

   en.wikipedia.org/wiki/Pump

   A small, electrically powered pump A large, electrically driven pump for waterworks near the Hengsteysee, Germany. A pump is a device that moves fluids (liquids or gases), or sometimes slurries, [1] by mechanical action, typically converted from electrical energy into hydraulic or pneumatic energy.

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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.