You see, as alluded to in Captain Schlitt's account, the U16 was a diesel electric sub, featuring twin Germaniawerft F46 fourstroke engines, which charged a bank of batteries which, in turn, powered two electric motors capable of producing 750 horsepower combined The problem was that the batteries were directly below the toilet) However, the story should rightly be attributed to U16, one of the late model boats fitted with a new highpressure toilet allowing the toilet to be used at greater depths than before (though in reality the culprit was not actually the toilet But U16 boasted a creature comfort most other submarines didn't have A stateoftheart highpressure toilet that could be flushed while submerged at great depths That was
The Nazi U Boat Sunk By A Toilet Malfunction The Scotsman