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.
Faceplate (face plate, face-plate) is a plastic or metal plate, cover, or bezel on the face (front) of a device or surface, such as:1  Electrical outlet (also referred to as a wall plate, outlet cover, or socket cover). 2  Fender Silverface and Blackface guitar amplifiers. 3  Front panel of early computers.aceplate (face plate, face-plate) is a plastic or metal plate, cover, or bezel on the face (front) of a device or surface, such as: 1  Electrical outlet (also referred to as a wall plate, outlet cover, or socket cover). 2  Fender Silverface and Blackface guitar amplifiers.