<http://webisa.webdatacommons.org/229440751>	<http://www.w3.org/ns/prov#value>	"But it is possible to make heat flow out of lower-temperature regions into higher-temperature regions, if some additional energy is put into a machine that forces the heat to flow that way, using a fluid or other medium that is made to absorb heat from the cooler region and circulate to emit it into the warmer one." .
<http://webisa.webdatacommons.org/229440751>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/159085665>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/229440751> .
<http://webisa.webdatacommons.org/229440751>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<osti.gov> .