<http://webisa.webdatacommons.org/441820014>	<http://www.w3.org/ns/prov#value>	"Biogas usually contains about 55-65% methane, 30-35% carbon dioxide, and some hydrogen, nitrogen and other impurities." .
<http://webisa.webdatacommons.org/441820014>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/441820014>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<journeytoforever.org> .
<http://webisa.webdatacommons.org/prov/61879023>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/441820014> .
<http://webisa.webdatacommons.org/prov/45226701>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/441820014> .
<http://webisa.webdatacommons.org/prov/57900777>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/441820014> .
<http://webisa.webdatacommons.org/prov/46368065>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/441820014> .