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.
Care Advice for Minor Mouth Injuries. 1  Upper Lip and Frenulum Bleeding - How To Stop: Cuts of the inside of the upper lip are very common. 2  Lower Lip Bleeding - How to Stop: Most children who fall and bite their lower lip have 2 cuts. 3  Tongue Bleeding - How to Stop: Bites of the tongue rarely need sutures.