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

1. Generally, 1 part of ammonia water with a concentration of 10% is mixed and soaked with 10 part of water, and then a cotton ball is dipped in this liquid to wipe it clean. If there is still residue after washing, it should be wiped with 3% hydrogen peroxide solution first, and then rinsed with clear water.

2. If there are deep tea stains on light-colored wool and silk fabrics, wipe them with cotton balls dipped in warm (35 degrees Celsius) glycerin until they are removed; You can also soak in gasoline to remove all the grease on site, and then wipe it with ammonia solution with the concentration of 10%, and the ratio of ammonia to water should be 1: 5. When tea stains on silk fabrics are difficult to remove, ammonia water (10%) 1, glycerol 20 and water 20 can be used to make glycerol ammonia water solution, which can be dipped with cotton balls.

3. Sprinkle a layer of salt on the place with tea stains. After ten minutes, take a pot of hot water and a bar of soap and soak the clothes in water for five minutes. After five minutes, wash as usual, so that the traces of tea stains will disappear completely.

4. Wipe the stain with the mixed solution of glycerin and egg yolk, dry it slightly and then wash it with water.

5. Squeeze the juice with fresh lemon and drop it on the tea stains repeatedly, then wash it with laundry detergent. Or gently rub the tea stains with a little vinegar, and then wash them with laundry detergent.