How to deal with scalding blisters without leaving scars

When scalding blisters, if the blisters are large, you can use a disposable sterile needle to open a hole, the tissue fluid in the blisters will flow out, and maintain the integrity of the skin, do not tear it off, apply pressure bandage with external scalding ointment, you can prevent infection, when the wound heals, use some external drugs to eliminate scars, to achieve the desired effect.