Without exhaust fans and windows, how to get rid of the odor in the bathroom?

Generally speaking, there are several common solutions:

1. Put 1 cup of balsamic vinegar in the toilet and the smell will disappear.

2, cool oil deodorization. Open the lid of a box of cool oil and put it in the lower corner of the bathroom to remove the odor.

3. Deodorization of calcium superphosphate. Sprinkle a little calcium superphosphate in the bathroom often to remove the odor.

4. the residual tea leaves can be dried and smoked in the toilet or ditch to eliminate the stench.