Skin is red or pink; it is dry and has no blisters. The area is tender and sore. Mild Swelling.

Skin has blisters, some of which may ooze fluid. The skin has splotchy patches of white to pink to red. The area is very painful.

Both layers of skin destroyed. Skin is leathery and dry and is white, brown or charred. There is little or no pain at first.