The thermos cup is convenient and practical, but after using it for a long time, some odors will inevitably be generated in the cup, which makes people feel uncomfortable. You may wish to try the method provided by the manufacturer, which can effectively remove the odor in the insulation cup.
1. Baking soda: pour hot water into the thermos cup, add baking soda and shake it several times repeatedly, then leave it for a few minutes and then pour out the water, all the odor and scale will be removed.
2. Toothpaste deodorization: Toothpaste can not only remove oral odors and clean teeth, but also remove odors in the insulated cup. Wash the cup with toothpaste and the odor disappears immediately.
3. Brine deodorization: add warm salt water and common salt to make fresh salt water, pour it into a thermos cup and shake for a while, then pour it out, and then rinse with water.
4. Boil the odor: Put the thermos cup in the tea water and boil for 5 minutes, and then rinse with water to dry the odor.
5. Deodorization of milk: Pour half a cup of warm water into a thermos cup, then pour a few spoonfuls of milk, shake it a few times, and place it for a few minutes, then pour it out, and then wash it with water to remove the odor.
6. Orange peel to remove odor: first clean the cup with detergent, then put the fresh orange peel into the cup, tighten the lid and leave it for about four hours, and finally clean the inside of the cup. Orange peels can also be replaced with lemon peels in the same way.
Tea water is prone to rancidity and odor in a high temperature environment for a long time. Tea polyphenols, vitamin C and other nutrients in the tea will be lost and nutrients such as protein and sugar in the tea will also become a breeding ground for bacteria and mold. If you drink tea in a thermos cup, do not drink it after more than four hours, otherwise it may easily cause diarrhea.