How to remove tea stains from a thermos cup

Many people use thermos cups for health reasons. Drinking warm water is very beneficial to the body and can protect the stomach. Brewing tea in a thermos cup can meet the needs of tea drinkers. Tea is also very good for the human body. However, when using a thermos cup to brew tea, tea scale will often be produced in the thermos cup. Tea scale is difficult to remove, so today let’s take a look at how to remove tea scale from a thermos cup.

Tea scale is caused by the oxidation reaction between tea polyphenols in tea leaves and metal substances in tea rust in the air. Tea stains not only hinder the body's absorption and digestion of nutrients in food, but also cause damage to many organs. 5 methods to effectively remove tea stains, health-conscious friends should pay more attention to these! Tools/Materials Baking soda Toothpaste Vinegar Potato peels Egg shells Methods/Steps

Baking soda and tea stains have been deposited for a long time and are difficult to clean. You can use heated rice vinegar or soak it in baking soda for a day and night, and then scrub it with a toothbrush to easily clean it. It should be noted that if you are using a purple clay teapot, you do not need to clean it in this way. The purple clay teapot itself has pores, and the minerals in the tea scale can be absorbed by these pores, which can maintain the teapot and will not cause harmful substances to "run" into the tea and be absorbed by the human body.

Squeeze a small amount of toothpaste on the tea set, and use your hands or a cotton swab to evenly apply the toothpaste on the surface of the tea set. After about a minute, wash the tea set with water. In this way, the tea stains on the tea set can be easily cleaned.

Pour some vinegar in the kettle and scrub gently with a soft-bristled brush. Make sure the vinegar is in full contact with the rust. If there are still stubborn spots, add some hot water and continue scrubbing. After the rust disappears completely, rinse with clean water.

Potato peels: The easiest way to remove tea stains is to use potato peels. Put potato peels in a teacup, then add boiling water, cover it, and simmer it for 5 to 10 minutes. Then shake it up and down a few times to remove the tea stains. Potatoes contain starch, which has strong adsorption capacity, so it is easy to remove the scale in the cup.

Just crush the eggshells, put them into the dirty cups or bottles to be cleaned, then add a few drops of vinegar, shake them slowly, and then clean them with a brush. This will clean the parts that are usually difficult to clean.