Singing is the act of producing musical sounds with the voice
A good voice is a beautiful thing. Unfortunately, I do not have a good singing voice!
It involves the use vocal rhythm and a variety of vocal techniques
You'd better tell me more about it then, as I need to learn to sing better!
A person who sings is called a singer or vocalist
That's very interesting. Are there many of these people around?
Singing
Singing is the act of producing musical sounds with the voice and augments regular speech by the use of sustained tonality, rhythm, and a variety of vocal techniques. A person who sings is called a singer or vocalist (in jazz and popular music). Singers perform music (arias, recitatives, songs, etc.) that can be sung with or without accompaniment by musical instruments. Singing is often done in an ensemble of musicians, such as a choir of singers or a band of instrumentalists. Singers may
vocal folds, producing very low pitched sounds. 
Conversely, people who have had their epiglottis removed because of cancer do not choke any more than when it was present.
Society and culture.
They have a minimal role in normal phonation, but are often used to produce deep sonorous tones in Tibetan chant and Tuvan throat singing, as well as in musical screaming and the death growl singing style used in various forms of metal. Simultaneous voicing with the vocal and vestibular folds is diplophonia. Some voice actors occasionally employ