. . "Examples of such fibers are glass fibers, ceramic fibers, metal fibers, and polymeric fibers such as cellulose fibers, polyamide fibers, aramid fibers, polyester fibers, acrylic fibers, vinyl and modacrylic fibers, polyolefin fibers, polytetrafluroethylene fibers, carbon fibers and any combination or blend of the foregoing fibers." . .