There are about 40 phonemes, or sound units, in English, thanks to the many ways that the 26 letters of the alphabet can be used and arranged. For instance, the phoneme or sound /f/ can be spelled using the letters f, ff, or ph.
(January 2017) A biointerface is the region of contact between a biomolecule, cell, biological tissue or living organism or organic material considered living with another biomaterial or inorganic/organic material. The motivation for biointerface science stems from the urgent need to increase the understanding of interactions between biomolecules and surfaces.
Bio oil aims to help reduce the appearance of acne scars by hydrating the inflamed patches that may be involved. Bio oil does not, ultimately, aim to eliminate acne scars, or to prevent acne. When using bio oil for acne scars, make sure to avoid the sensitive eye area (as with most any topical product).