How to wash off clothes, black tea and tea stains?

1. Edible salt: Salt has good solubility. Put the clothes in warm water, add some salt, soak them for a while, and then wash them with soap.

2. Vinegar: Wipe the place with tea stains with a towel stained with vinegar, and rub it hard after it is completely dissolved with tea stains.

3. Toothpaste: Toothpaste can remove tea stains. If you soak your clothes in warm water first, the effect will be better