Lips - they serve for creating different sounds - mainly the labial, bilabial (e.g. /p/, /b/, /m/, /hw/, and /w/) and labio-dental consonant sounds (e. g. /f/ and /v/ - and thus create an important part of the speech apparatus.
Lips - they serve for creating different sounds - mainly the labial, bilabial (e.g. /p/, /b/, /m/, /hw/, and /w/) and labio-dental consonant sounds (e. g. /f/ and /v/ - and thus create an important part of the speech apparatus.