How to clean the tea dirt in the thermos cup?

Answer: How to clean the tea dirt in the thermos cup?

First, coffee grounds clean the thermos cup to remove tea stains.

The dregs of drinking coffee can be used to wipe the inner wall of the thermos cup to remove tea stains, or directly soak coffee in the thermos cup, or remove tea stains. ?

Second, white vinegar removes tea stains from the thermos cup.

First, add some warm water to the thermos cup, then add white vinegar, 1-2 hours, and then wash it with clear water. ?

Third, toothpaste removes the tea dirt from the thermos cup.

Apply toothpaste evenly on the thermos cup by hand or toothbrush, or directly squeeze a small amount of toothpaste on the inner wall of the thermos cup, so that the toothpaste stays on the inner wall of the thermos cup for one minute, and then rinse it with clear water, so that the tea stains on the inner wall of the thermos cup can be easily cleaned. ?

Fourth, salt removes the tea dirt from the thermos cup. ?

Wet bottle brush or gauze dipped in a small amount of edible salt, wipe the tea dirt on the inner wall of the thermos cup with gauze dipped in salt, and the tea dirt will be gone. ?

Five, potatoes to remove the tea dirt on the thermos cup. ?

Cut two or three pieces of potato skins and put them in a thermos cup, pour 200ml of boiling water, cover them and let them stand for 10 minutes, then shake them up and down a few times. You can see that the tea stains in the thermos cup are easy to remove.