In fact, the air usually contains a lot of bacteria and odor after we go to the toilet. If we choose to open the door at this time, the bacteria and odor in the bathroom will spread to every corner of the house, and the environment at home will become more and more dirty. The bathroom is a humid place with small space and poor ventilation, so many friends will choose to open the door of the bathroom after going to the bathroom, in order to keep the bathroom dry and ventilated, and to quickly dispel the odor.
Toilets should be disinfected and deodorized frequently. The sun can't shine on every corner, and the ventilator can't have a bathroom with windows. This is relatively better. When buying a house, it is best to choose a bathroom with windows, which is conducive to the flow of outside air into the bathroom and ventilation. It's best to let the sun in. It's the best disinfectant.
After going to the toilet, open the window and close the bathroom door in a short time. On the one hand, it can let the outside air flow in and remove the odor of the bathroom through air exchange. On the other hand, it is necessary to close the bathroom door to prevent odor and germs from spreading to other corners of the room. Sterilization, the bathroom is humid and easy to breed bacteria, so always clean every corner of the bathroom with disinfectant to kill germs.
These explanations are about whether the bathroom is open or closed when not in use. If the bathroom is wet, try to keep the door open, and it can be closed when guests come at home.