The skin is an essential part of your body and its largest organ. We have three layers of skin which act a barrier against poisons and the sun's (harm) rays. Our skin's functions are very complex. If it (get) burned, it can be very serious. First aid is a very important first step in the treatment burns. We can get burned by variety of things: hot liquids, steam, fire, radiation, the sun, electricity or chemicals. There are three types of burns. They (call) first, second and third degree burns, (depend) on which layers of the skin are burned. Different types of burns have different characteristics. Here are some first aid treatments for the burns. Remove clothing and jewellery near the burn. Cool burns immediately with cold water. Use different (method) to treat different types of burns. Dry the burned area (gentle). Cover the burned area with a dry, clean bandage. If the injures are second or third degree burns, it's vital (get) the victim to the doctor or hospital at once.