When you got to go, you got to go.
Just carry one of the portable urinals onboard and when necessary use it and hand it to the flight attendant to dump at her convenience.
Bet their rules don’t cover that!
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>> “When you got to go, you got to go.” <<
True, and there is ample case law to support this contention.
I guess airlines feel compelled to be tyrants, and use no common sense at all.
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