| http://www.w3.org/ns/prov#value | - sawdust, to synthetics such as polypropylene or polyurethane foam, or relatively thick (5 mm or greater) mats, sheets or rolls of melt-spun and fabric-stitched oleophilic polymers. Examples of the latter include 3M.TM. Type 156 pads and ALSORB.TM.
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