In the event of a burn, immediately rinse with cool water for at least 30 minutes and then rush to the doctor. Generally after the skin has been scalded, the skin temperature rises immediately, and a lot of heat as well as pain will be generated. At this time, it is necessary to immediately rinse with cool water for about 30 minutes, which can take away the pollutants, and even more so, the heat can be taken away, and then cover the trauma with clean clothes, and then urgently send to the doctor. If blisters appear after the scald, you can apply iodophor to sterilize it after rinsing with cold water. If the scald is more serious, you should not treat it on your own, and you should call the emergency number immediately. Scalding may appear localized skin redness, swelling, blisters, and in severe cases, a drop in body temperature, impaired consciousness, shock and even life-threatening. If you find someone scalded, you need to carry out emergency treatment, and then immediately sent to the hospital.