| http://www.w3.org/ns/prov#value | - Only jewelry manufactured of surgical implant stainless steel of American Society for Testing and Material Standards grade F138, surgical implant solid 14K or 18K white or yellow gold, niobium, surgical implant titanium of Ti6A4V ELI, American Society for Testing and Material Standards F-136-98, platinum or other materials considered by the department to be equally bio-compatible and capable of ad
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