Alcohol is harmful to the skin. Ethanol can kill bacteria, but it is also very irritating to the skin. Because ethanol removes moisture from the skin, it can easily dry out the skin and enlarge the pores. Dry skin will have more serious skin problems after using it, and sensitive skin may develop allergic symptoms to ethanol. Below, we will introduce in detail some ways to properly use ethanol and reduce damage. The appropriate main uses of ethanol of different concentrations are as follows: 1. Ethanol with a concentration of 95% is generally used to clean UV sterilizers. This type of ethanol is commonly found in hospitals and is only used to clean surveillance cameras at home. 2. Ethanol with a concentration of 70%-75% is used for disinfection. Ethanol with a concentration that is too high will form a protective film on the surface of bacteria, preventing ethanol from entering the body of bacteria and failing to completely kill the bacteria. However, if the alcohol concentration is too low, although it can enter the bacteria, it cannot coagulate the protein in the body and cannot completely kill the bacteria. 3. Ethanol with a concentration of 40%-50% can prevent bedsores. When massaging, pour a small amount of 40%-50% ethanol into your hands and evenly massage the patient's stress-bearing position to promote part of the blood circulation system and prevent bedsores. Remember not to use too much to prevent skin damage. 4. Alcohol with a concentration of 25%-50% is generally used for physical fever reduction. Patients with high fever can use it to wipe their bodies to achieve the purpose of cooling down. Because rubbing the skin with alcohol can dilate the patient's skin capillaries, increase the skin's heat dissipation capacity, and its volatiles can also be absorbed and bring away a lot of heat, so as to alleviate the symptoms. Specific method: wet the gauze or cotton towel with alcohol, wring it to semi-dry and wipe the neck, chest, armpits, limbs, hands and soles of feet. However, the alcohol content should not be too high, which will cause the skin to lose moisture. 75% ethanol is the alcohol used in hospital outpatient clinics. It is strictly forbidden to wipe the vulva with this alcohol. It is useless. Don't try it. It will burn the tissue of the vulva, especially the genitals. If you wipe it with alcohol, it will be very painful. In more serious cases, it may also cause prepuce hyperplasia and ulcers of the glans penis. From a medical point of view, if you want to disinfect the perineum or the glans penis, you usually use red medicine to disinfect it. In this way, you can achieve the purpose of disinfection and protect the genital skin. |
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