About: http://webisa.webdatacommons.org/150952717

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	It is further indicated in said U.S. Pat. No. 4,156,067 that the polymers provide a leachable substrate wherein the leaching agent may be water, gases, alcohols, esters and body fluids, e.g. animal or human.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com