Ten principles for removing stains To remove oil stains from clothes, the following principles must be observed: 1. When clothes are stained, they must be treated on the spot, because the stains may not be easy to remove after a long time. 2. Decontamination is also orderly, that is, first use water, then use detergent (or deoiling), and finally use drugs to avoid damaging clothes. 3, before using drugs to decontaminate, be sure to find out the material of clothes, otherwise using inappropriate drugs may damage clothes. You can cut a small piece of cloth from the seam of the clothes for testing, but be careful not to loosen the clothes. 4. When using hot water and detergent to decontaminate, if it is found that the effect is not ideal, it is better to increase the temperature of hot water than to continuously increase detergent. 5, decontamination, whether it is water, detergent or medicine, the cloth used to wipe the stain must be wrung out, otherwise it will make the stain more extensive! 6. It is best not to decontaminate rayon and (really cool) clothes with drugs, because drugs will discolor these clothes and shrink them at the same time. 7. Fabrics made of nylon, wool and rubber will change color if they are decontaminated with sodium hypochlorite. 8. If the decontamination treatment is improper, the stain will only expand slowly. The safer way is to grab the contaminated part and wipe it off, or put a cloth under the stain and pat it off. 9. After removing stains, avoid ironing with an iron immediately, because it will leave traces of dirt. 10, after using detergents, drugs, etc. You need to wash it again, otherwise it will damage the fabric or leave stains. Removing sweat stains is especially easy to sweat in summer. If clothes stained with sweat are not cleaned early, they will destroy the fibers of the clothes, and will leave ugly stains after a long time. Therefore, clothes must be washed frequently. If clothes are stained with sweat, they must be washed at once. The easiest way is to soak them in hot water with washing powder. If you find that the color of the clothes has changed, you may wish to wash them with a sponge dipped in ammonia. If it is an old sweat stain, it can be washed with vinegar. If the clothes have turned yellow, you can rinse them with bleach after cleaning. Then bask in the sunshine. If it is chemical fiber clothes, soak the clothes in water for a while, rinse them with water, and don't wring the water out. Pick them up and hang them on a hanger to dry. When a flower shirt is stained with sweat, the decontamination method is also very simple. Just add 2% acetic acid to hot water, and then wipe the stained part with a toothbrush. After two or three times, sweat stains can be removed. To deal with the sweat stains on the collar, you can first wet the collar with water, soak a spoonful of washing powder in a water cup, then dip the toothbrush in the laundry detergent, scrub the dirty part of the collar clean, then wipe it clean with a towel, and then hang it on a hanger to dry. As for the sweat stains under the armpits of clothes, you can mash a piece of wax gourd meat, rub it evenly on the sweat stains, then let it stand for half an hour, then rinse it with water, and do this once every time after washing. After two or three times, even the scale can be removed. To remove soy sauce stains from clothes, it must be treated on the spot. If soy sauce drips on the knees of trouser legs or the chest of clothes, immediately suck it carefully in your mouth with clear water to suck out the dirt completely (but be careful not to suck it with lipstick on your mouth). Of course, if this practice is really unsightly in public places, it can be done in the bathroom. In short, stains must be removed as soon as possible. If it has been contaminated for a period of time, it can be washed with detergent or 2% borax water solution, or it can be washed with ammonia water, and the residual pigment needs to be bleached. In addition, you can also mash a lotus root and wipe the juice on the contaminated clothes to eliminate the sauce stains.

How to remove mustard sauce from clothes,