1. Soak the dirty place with shampoo, then dilute the white vinegar with water and gently scrub it with a brush dipped in the solution to remove the dirt.

2. Wipe the dirty place gently with a cloth soaked in alcohol to remove it (the concentration of alcohol should be no less than 75%).

3. After the stain is soaked in cold water, apply some toothpaste, apply a little soap and rub gently. If there are traces, wipe them with alcohol.

4. Boil the milk, put a towel under the clothes, and wipe the oil stains with a cotton ball dipped in hot milk until the oil stains disappear.

5. Brush with gasoline first, then clean with detergent (hot water bubble is not allowed).

6. Soak the stain in warm water (40℃), rub it with benzene or a cotton ball dipped in benzene, then clean it with detergent, and then rinse it with clear water (warm water).

7. Wet the stain with cold water, gently wipe it with carbon tetrachloride or acetone, then wash it with detergent, and then rinse it with warm water.

8. When the stain is deep, you can wipe it with gasoline first, and then scrub it with 95% alcohol. If there are traces, they need to be cleaned with bleach. Finally, gently rub with toothpaste and soap, and then rinse with clear water. But boiling water is strictly forbidden.