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2. Pressure switch - Wikipedia

   en.wikipedia.org/wiki/Pressure_switch

   Murphy oil pressure gauges with switches that activate on low pressure. A pressure switch is a form of switch that operates an electrical contact when a certain set fluid pressure has been reached on its input. The switch may be designed to make contact either on pressure rise or on pressure fall. Pressure switches are widely used in industry ...

3. Generac - Wikipedia

   en.wikipedia.org/wiki/Generac

   Generac continued to supply some transfer switches to Caterpillar until 2002, when Caterpillar changed suppliers. In 1998, Generac sold its portable products division to the Beacon group, a private equity firm, who later sold it to Briggs & Stratton Corporation. Upon expiration of a non-compete agreement related to the sale in 2007, Generac re ...

4. Oil pressure - Wikipedia

   en.wikipedia.org/wiki/Oil_pressure

   Murphy oil pressure gauges with switches that activate on low pressure. Oil pressure is an important factor in the longevity of most internal combustion engines. [1] With a forced lubrication system (invented by Frederick Lanchester), oil is picked up by a positive displacement oil pump and forced through oil galleries (passageways) into bearings, such as the main bearings, big end bearings ...

5. Switchgear - Wikipedia

   en.wikipedia.org/wiki/Switchgear

   High-voltage switchgear A section of a large switchgear panel. Tram switchgear This circuit breaker uses both SF 6 and air as insulation.. In an electric power system, a switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment.

6. Oil well control - Wikipedia

   en.wikipedia.org/wiki/Oil_well_control

   Pump pressure, which is also referred to as system pressure loss, is the sum total of all the pressure losses from the oil well surface equipment, the drill pipe, the drill collar, the drill bit, and annular friction losses around the drill collar and drill pipe. It measures the system pressure loss at the start of the circulating system and ...

7. Luigi Mangione - Wikipedia

   en.wikipedia.org/wiki/Luigi_Mangione

   Luigi Nicholas Mangione (/ l u ˈ iː dʒ i ˌ m æ n dʒ i ˈ oʊ n i / ⓘ loo-EE-jee MAN-jee-OH-nee; [1] [2] born May 6, 1998) is an American man who was identified as the suspect in the killing of Brian Thompson, the CEO of UnitedHealthcare, which took place in New York City on December 4, 2024.

8. Oil shale reserves - Wikipedia

   en.wikipedia.org/wiki/Oil_shale_reserves

   Oil shale formation takes place in a number of depositional settings and has considerable compositional variation. Oil shales can be classified by their composition (carbonate minerals such as calcite or detrital minerals such as quartz and clays) or by their depositional environment (large lakes, shallow marine, and lagoon/small lake settings).

9. Here's what happened during President Donald Trump's ... - AOL

   www.aol.com/heres-happened-during-president...

   Trump's Frustrations With Zelenksyy Escalate As Us Turns Up Pressure On Ukraine To Reach Peace Deal. In response, both Trump and Zelenskyy exchanged barbs. Although Russia invaded Ukraine in ...