prov:value
| - For example, suitable materials include, but are not limited to, glasses, polyamides, such as nylon and the like, cellulosic polymers, such as cellulose acetate and the like, polyesters, polyethylene vinylacetate (EVA), polypropylene vinylacetate (PVA), polyvinyl chloride (PVC), polyurethanes, stainless steel mesh, sintered metals (such as sintered metal discs and the like), metal membrane filters
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