| http://www.w3.org/ns/prov#value | - Synthetic fibres are preferred including those made of a polymeric material such as polyester (e.g., polyethylene terephthalate), nylon (e.g., hexamethylene adipamide, polycaprolactum), polypropylene, acrylic (formed from a polymer of acrylonitrile), rayon, cellulose acetate, polyvinylidene chloride-vinyl chloride copolymers, vinyl chloride- acrylonitrile copolymers, polyolefins, polyamides, polyc
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