1. If the tomato sauce has just been stained, you can smear it on the juice with salt to make the juice adsorb on the salt, and then wash it with clear water.

2. For dried tomato sauce, it is recommended to mix it with baking soda and water, soak it for 1-15 minutes, then rub it repeatedly by hand for 3-5 minutes, and finally wash it with a washing machine.

3. If the color of tomato sauce is light and the contaminated part is small, you can also dip lemon juice in the dirt, rub it repeatedly by hand, and finally clean it with laundry detergent.

4. White vinegar is rich in acetic acid, which has a certain disinfection and sterilization effect. If tomato sauce is accidentally stained on clothes with a small range and light color, it can be washed with white vinegar, which has a certain effect of removing dirt.