Upkeep
Encyclopedia
Upkeep may refer to
  • Maintenance, repair and operations
    Maintenance, Repair and Operations
    Maintenance, repair, and operations or maintenance, repair, and overhaul involves fixing any sort of mechanical or electrical device should it become out of order or broken...

  • A bouncing bomb
    Bouncing bomb
    A bouncing bomb is a bomb designed specifically to bounce to a target across water in a calculated manner, in order to avoid obstacles such as torpedo nets, and to allow both the bomb's speed on arrival at the target and the timing of its detonation to be pre-determined...

     developed in World War II for Operation Chastise
    Operation Chastise
    Operation Chastise was an attack on German dams carried out on 16–17 May 1943 by Royal Air Force No. 617 Squadron, subsequently known as the "Dambusters", using a specially developed "bouncing bomb" invented and developed by Barnes Wallis...

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