Healing can take up to six weeks. They involve destruction of the full thickness of the skin and may extend to the underlying tissue, muscles, tendons and bones to become fourth-degree burns. The skin may be blackened, or white and leathery feeling. Typically, the burns are pain-free since nerves have been destroyed. Skin- grafts are usually required.
First aid involves easing the pain by flushing the area with cool water.
The burned area can be placed under a running tap, or cool, wet compresses may be applied directly to the skin. The use of aloe vera creams or Aspirin may alleviate the symptoms more rapidly. Major burn treatment First, remove the victim from the source of the burn by dousing the flames, flushing chemicals off the skin surface, etc. If clothing is burning, lay the victim down and extinguish the fire with water, by covering the person with a blanket or coat, or having him or her roll over slowly. Rinse the burned area with cold water, gently wash with soap and water, and then rinse again.