The Aculon treatments result in a functionalized surface that is highly oleophobic. As can be seen from the graph below a treated parts is 8 times more oil repellent than an untreated part where oil would easily wick across the surface.
The skin of the lip forms the border between the exterior skin of the face, and the interior mucous membrane of the inside of the mouth. The lip skin is not hairy and does not have sweat glands. Therefore it does not have the usual protection layer of sweat and body oils which keep the skin smooth, inhibit pathogens, and regulate warmth.
Your doctor will find and identify lip blisters on physical examination of the lips and mouth cavity. The symptoms and pain may last for two weeks and takes around 10 days for complete healing. Prevention : Since it spreads from skin contact, do not allow anyone who is infected to kiss your child.