Is there surveillance inside the toilet on the plane?

Aircraft toilets are generally in the tail of the cabin, and some are also in the middle, such as Airbus A320 aircraft. Toilets are usually communal, and although they are small, they are clean and comfortable. >>>More

There is no monitoring on the plane, how can there be a toilet. >>>More

Yes, there are two in first class and two in economy class at the tail of the aircraft. If you look back from the aisle of the plane when you need it, you will see a glowing sign in the restroom, the sign is red and there are people inside, and the sign is green, so let's go. >>>More

...Fighter jets generally fly less than the amount of fuel needed for 30 minutes of continuous flight, do you think you can use the toilet?

No, there are plastic bags underneath the toilets on airplanes, and toilets on trains are directly connected to the outside world.