This may not be the case, but there is something wrong with it: Warm up for the rest of the world and the door in the place where it is removed

For longer trips: Add a teaspoon of mineral oil to further slow evaporation.

2. Acts as a leak detector
: A piece of paper (a tissue, kitchen towel, or even a napkin) placed under the glass serves as a silent alarm. Glass sink cover
Paper sink cover

If pipes leak while you are away, water stains will appear on the paper—a sign to look for hidden damage.

3. Keep pests out.
A dry drain is an invitation to insects, rodents, and even snakes. Keep the trap moist to prevent them from entering.