Beer also has this magical effect? Learned!

1. Pour beer, add salt, and spray it on the glass. The glass will be shiny as soon as you wipe it.

2. Pour toilet water, pour beer, pour into the toilet water tank and the sewer should be clean and odor-free.

3. Squeeze a little toothpaste on the rag, pour beer to wet the rag, and wipe the black and moldy white shoes clean.