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  2. Auxiliary power unit - Wikipedia

    en.wikipedia.org/wiki/Auxiliary_power_unit

    The first German jet engines built during the Second World War used a mechanical APU starting system designed by the German engineer Norbert Riedel.It consisted of a 10 horsepower (7.5 kW) two-stroke flat engine, which for the Junkers Jumo 004 design was hidden in the engine nose cone, essentially functioning as a pioneering example of an auxiliary power unit for starting a jet engine.

  3. e-QIP - Wikipedia

    en.wikipedia.org/wiki/E-QIP

    e-QIP form of John O. Brennan. e-QIP (Electronic Questionnaires for Investigations Processing) is a secure website managed by OPM that is designed to automate the common security questionnaires used to process federal background investigations. e-QIP was created in 2003 as part of the larger e-Clearance initiative designed to speed up the process of federal background investigations conducted ...

  4. Kill switch - Wikipedia

    en.wikipedia.org/wiki/Kill_switch

    An emergency switch in Japan. On railways, [1] an emergency stop is a full application of the brakes in order to bring a train to a stop as quickly as possible. [2] This occurs either by a manual emergency stop activation, such as a button being pushed on the train to start the emergency stop, or on some trains automatically, when the train has passed a red signal or the driver has failed to ...

  5. Aircraft fuel system - Wikipedia

    en.wikipedia.org/wiki/Aircraft_fuel_system

    The fuel level indication system in the simplest form is a transparent window on the tank side and in its usual application a float-driven potentiometer installed in the tank. After the TWA Flight 800 disaster, a revision was made to aircraft fuel systems to address the potential explosion hazard of electrical components located in the fuel tank.

  6. List of U.S. security clearance terms - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._security...

    Security clearances can be issued by many United States of America government agencies, including the Department of Defense (DoD), the Department of State (DOS), the Department of Homeland Security (DHS), the Department of Energy (DoE), the Department of Justice (DoJ), the National Security Agency (NSA), and the Central Intelligence Agency (CIA).

  7. System Mechanic - AOL Help

    help.aol.com/products/system-mechanic

    Restore power, speed and stability with over 200 critical tests and 50 tools using the go-to solution for ultimate PC performance and trouble-free computing.

  8. System Mechanic features - AOL Help

    help.aol.com/articles/system-mechanic-features

    System Mechanic has been rebuilt to have lighter footprint on your computer, and to be smaller and faster. System Mechanic features OptiCore™ - OptiCore™ automatically de-prioritizes programs it detects aren’t essential to the task you’re performing, delivering more core power and speed to your active apps.

  9. Engine-indicating and crew-alerting system - Wikipedia

    en.wikipedia.org/wiki/Engine-indicating_and_crew...

    An engine-indicating and crew-alerting system (EICAS) [1] is an integrated system used in modern aircraft to provide aircraft flight crew with instrumentation and crew annunciations for aircraft engines and other systems. On EICAS equipped aircraft the "recommended remedial action" is called a checklist.