How to remove the tea stains from the water bottle？

Many people like drinking tea, but it is difficult to remove the tea stains on the cup. A layer of tea stains grows on the inner wall of the tea set, containing cadmium, lead, iron, arsenic, mercury and other metal substances. They are brought into the body when drinking tea, and combine with protein, fat, vitamins and other nutrients in food to form insoluble precipitates, which hinder the absorption of nutrients. At the same time, these oxides entering the body will also cause pathological changes and functional disorders of the nervous, digestive, urinary and hematopoietic systems, especially arsenic and cadmium can cause cancer, cause fetal malformation and endanger health. Therefore, those who have the habit of drinking tea should often clean the tea stains on the inner wall of the tea set in time.

In order to help you stop worrying about this matter, here are some methods to remove tea stains:

1. Remove the tea stains on the metal tea infuser. When using the metal tea infuser, it will become black because of the tea stains. If it can’t be washed out with medium detergent, it can be soaked in vinegar or bleach to remove the stains easily.
2. Remove the tea stains on the tea cup or teapot. If the tea cup and teapot are used for a long time, there will be a lot of tea stains. It can be easily removed by rubbing with a sponge dipped in salt.

3. To remove small tea stains, soak them in the solution of bleach or cleaning powder and leave them overnight to remove the tea stains.

4. Remove the tea stains with potato skin. Put the potato skin in the tea cup, then put the boiling water, cover the lid, keep it for 5-10 minutes, and shake it up and down for a few times to remove the tea stains.

5. You can scrub it with toothpaste or broken egg shell, and then rinse it with clean water.

6. Soak it in diluted sour vinegar for 30 minutes, and it will be as shiny as new. Exquisite tea sets can be wiped with a cloth dipped in vinegar, and the place beyond the reach of your fingers can be lightly wiped with a soft bristle toothbrush dipped in a solution mixed with vinegar and salt.