Some pipe sections don’t become empty when they really should.
Happens since fix for:
[FIXED] Insanely large Capacity Pipes had Integer Overflow Issues.
Sometimes pipe has more than 1 liter of fluid in a section. I noticed that this problem is mostly with corners.
Example: diesel engine, fed by a drum through pipe. Petrol goes from drum down 1 pipe, right 1 pipe, then into diesel engine (1 corner pipe, 1 straight). I remove drum, then repeatedly drain diesel engine (through tap) until it becomes empty. Corner pipe has 1 liter of petrol…