prov:value
| - nes, polyether imide, polyether ketones, novoloid phenolic fibers such as KYNOL???, KoSa??? polyester fibers, JM-137 M glass fibers, Owens-Corning M glass, Owens-Corning K glass fibers, Owens-Corning H glass fibers, Evanite 413M glass microfibers, Evanite 719 glass microfibers, cellulosic fibers, cotton, asbestos and other natural as well as synthetic fibers.
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