| http://www.w3.org/ns/prov#value | - The composition of the fibers may include any thermoplastic or thermoset polymeric material, including but not limited to, cellulose acetate, other acetates and esters of cellulose, virgin or regenerated cellulose, polyamides, such as nylons, including nylon 6 and nylon 66; polyolefins, such as polyethylene and polypropylene; polyesters including polyethylene terephthalate and polybutylene terepht
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