| http://www.w3.org/ns/prov#value | - Exemplary materials include, but are not limited to, polymeric materials such as polyethylene and polypropylene, and exemplary manufacturing methods include, but are not limited to, injection molding, in particular gas assist molding (see U.S. Pat. Nos. 4,935,191 and 5,112,53, which are hereby incorporated herein by reference in their entireties, for a general description of gas assist molding). [
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