prov:value
| - It can be advantageous, if the carrier contains fibers from at least one of the following materials: carbon, metals, alloys, glass, ceramic materials, minerals, plastics, amorphous substances, natural products, composites or fibers consisting of at least one combination of these materials, such as asbestos, glass fibers, carbon fibers, metal wires, steel wires, rock wool fibers, polyamide fibers,
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