If you're further trying to wrap your head around it an example would be: https://en.wikipedia.org/wiki/United_Airlines_Flight_232 https://en.wikipedia.org/wiki

If you're further trying to wrap your head around it an example would be: https://en.wikipedia.org/wiki/United_Airlines_Flight_232 https://en.wikipedia.org/wiki/United_Airlines_Flight_232 An engine failure manages to disable all hydraulic links and redundancies in the aircraft.