Liquid Nitrogen Liquid Nitrogen is also called Liquid Ice, Cryotherapy, Freezing Treatment for skin cancer. It is freezing ice, sprayed on to a mole being treated. It burns the spot. The skin can blister and becomes a sore. This heals by producing a white scar. Early basal cell cancers, early squamous cell cancers, and hard … Continue reading Liquid Nitrogen for Mole Removal