Why do you want to cover the crystal lamp in the hotel with a net bag?

Why do you want to cover the crystal lamp in the hotel with a net bag?

1, in order to increase the flame temperature of alcohol lamp.

2. In order to make the heated object stress more evenly.

3. In order to prevent alcohol liquid from splashing around during combustion.

4. In order to prevent the alcohol lamp from accidents in the combustion process, the flame can be quickly extinguished.

5, in order to let everyone use alcohol lamps more standardized and extend their use time.