Why do my clothes smell after staying in a hotel for one night?

The hotel has high humidity and the hotel contains formaldehyde.

1. The humidity in the hotel is high. If you stay in the hotel for one night, your clothes will smell because the air is not flowing due to the closed environment of the hotel. The humidity is very high, which will also cause the production of mold, making the clothes smell musty. .

2. The hotel contains formaldehyde. The reason why your clothes smell after staying in the hotel for one night is because the hotel house is newly renovated, causing the clothes to smell of formaldehyde.