While the mechanism may seem strange, vacuum toilets boast many advantages over their siphon-based counterparts, even for normal, non-plane-based installations.

The alarming noise ensues when you press the “flush” button in an airplane toilet and the bowl’s contents are magically ...

Shutterstock Image If you are anything like me, you have random thoughts that slip into your mind from time to time. Some of ...

Guy Installs Vacuum Toilet in Toyota SUV, It's the Next Best Thing Now. Published: 15 Aug 2022, 15:10 UTC • By: Cristian Agatie. 12 photos. Photo: Revokid Vlogs via Youtube.

Yes, the vacuum toilet makes a loud noise, but that’s just to ensure that the nonstick bowl is totally empty for the next passenger. No, They Don’t Drop It Mid-Flight!

The pressure difference is the basis for vacuum toilets on aircraft. When a toilet is flushed, a valve located at the bottom of the toilet bowl opens up, subjecting the waste to lower cabin pressure.

This means a pneumatic vacuum is used to pull the contents inside the toilet bowl down. Boeing filed a patent for this kind of system in 1976 . The waste is flushed into a holding tank, the patent ...

Since the early 1980s, planes have been using toilets that have a vacuum toilet system. This means a pneumatic vacuum is used to pull the contents inside the toilet bowl down. Boeing filed a ...

Toilet waste goes into a holding tank on the plane. It’s impossible for the tanks to be dumped mid-flight because the valves are located outside the plane.

Toilet waste goes into a holding tank on the plane. It’s impossible for the tanks to be dumped mid-flight because the valves are located outside the plane.