Ginning: is a process of separating the cotton fibres from cottonseed. During cotton fibre manufacturing (or producing or separating from seed), there has some other things being produced as the by-products as below-
Cotton linters: Linters are short, fuzzy fibres that remain on the seeds after they have been separated from the fibre in the cotton gin. They are used in the manufacturing of rayon and acetates, plastics and photographic film.
Hulls: These are the outside portion of the cotton seeds rich in nitrogen and used as fertilizers, paper cattle feed.
Inner seed: It yields cottonseed oil which is used as cooking oils and in the manufacturing of soap.