About: http://webisa.webdatacommons.org/435786976

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	4. The method of claim 1 wherein said one or more vapor-phase, contaminants are selected from the group consisting of mercury, selenium, arsenic, lead, nickel, chromium, dioxins, furans, and other toxic metals and organic compounds.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com