<http://webisa.webdatacommons.org/301020212>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nanowerk.com> .
<http://webisa.webdatacommons.org/prov/511364167>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/301020212> .
<http://webisa.webdatacommons.org/301020212>	<http://www.w3.org/ns/prov#value>	"Simply putting hydrogen in a tank to power a car or appliance is difficult, because the element is a gas at all but extremely low temperatures (its boiling point is -253 degrees Celsius)." .
<http://webisa.webdatacommons.org/301020212>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .