Assertion list
vacuum (primary) → CreatedBy
Results from Ascent++: 6
vacuum → CreatedBy → the engine 0.34
vacuum → CreatedBy → special vacuum pump 0.31
vacuum → CreatedBy → the venturi 0.28
vacuum → CreatedBy → the lack of oxygen 0.25
vacuum → CreatedBy → water 0.25
vacuum → CreatedBy → dyson 0.16