Articulation can take place in various different places in the oral cavity-this differentiation is crucial to speech, as it produces the different phonetic effects that make one speech sound distinct from another, then in term of their place of articulation as well as their manner of articulation. Most readers will have some idea of distinct by stating that the articulation of consonant involves some audible obstruction in the oral cavity while the articulation of vowel involves no such. In phonetic terms, this is a viable definition. In this case we will focus on the consonants sound. Most of the differentiation of the various speech sounds of a language take place in the mount, in a process called articulation