Natural oils contained inside the cotton, which allows for a better taste restitution.
Cottons are conformed to the pharmaceutic cotton USP standard, as well as Fond Contact Substances' FDA and CFR.
Cotton Bacon benefits from Certificates of Conformity and Analysis.
Cotton is made of natural fibers. The little entanglement of fibers is called "neps", and is a particularity of cotton. It is also present in the "bollworm" (flower) of the cotton plant.