When you gotta go, you gotta go–even at 30,000 feet. The alarming noise ensues when you press the “flush” button in an airplane toilet and the bowl’s contents are magically sucked away into oblivion.

Instead of using water, airplane toilets use a vacuum mechanism to suck waste into a holding tank. The toilet system is safe to use while seated, as it is specifically tested that way. Avoid flushing ...

Air India has in recent months experienced recurrent disruptions of flights on its international routes due to the overflow of lavatories. The problem has attracted a lot of concern, with many raising ...