1. There are flammable items such as quilts, curtains and books in the dormitory. Using alcohol cans can easily lead to fire and explosion.

2. Liquid alcohol is flammable and explosive. Students barbecue in the dormitory and cook with alcohol, which can easily lead to serious accidents.

3. Use an alcohol pot in the narrow space of the dormitory. The pungent smell of alcohol is stronger, and excessive breathing is harmful to the body.

4. Using hip flask in dormitory is easy to cause fire and endanger others' lives and property.