This is a small snippet from web md about phenol peel which has to be done by a board certified doctor under iv sedation. It is done with carbonic acid and very dangerous. A Brazilian influencer just passed away having this procedure performed. Here is the link from web md https://www.webmd.com/beauty/what-you-should-know-about-phenol-peels

As you can read after the peel the skin looks like a waxy mask just like the man named Netta. I think he looks great.