How do I know if the bathroom on the train is occupied, and what are the tips?

If it's red, it means someone. Green represents no one to use it, and generally goes to the toilet.

In the case of a regular train, the red light is on, and the outside of the door is red. It is that some people use the current bullet train, which generally has an indicator light sign on the car near the toilet, and when the latch is closed, it will turn red.

There are two types of toilets on the train:

The first type: accumulation of stool. The manure is in a box! Parking without locking the toilet!

The second type: outward discharge. Manure is discharged on the railway! Parking is locked!

Toilet is a combination of toilet, toilet, and bath. Residential bathrooms are generally divided into dedicated and communal. The dedicated one serves only the master bedroom; The common ones are connected to the public walkways and are shared by other family members and guests.

According to the layout, it can be divided into three types: independent, dual-purpose and eclectic. According to the form, it can be divided into semi-open, open and closed. At present, it is more popular to distinguish between dry and wet partitions.

Nowadays, the bullet train generally has an indicator light sign on the carriage near the toilet, and the red light is on, which means that there are people. Green represents no one using it. If it is a regular train, you usually go to the toilet and close the latch, and the outside of the door will be red, which means that someone has used it.

The vast majority of trains in China are directly emitted, so trains cannot go to the toilet when they are stationary, in order to avoid environmental pollution