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<http://webisa.webdatacommons.org/23127161>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<investopedia.com> .
<http://webisa.webdatacommons.org/prov/429046614>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/23127161> .
<http://webisa.webdatacommons.org/23127161>	<http://www.w3.org/ns/prov#value>	"That, in turn, could deliver real rewards for companies like DuPont (NYSE:DD), BP (NYSE:BP) and Total (NYSE:TOT) down the line.What Is It?Like ethanol, butanol is an alcohol, but where ethanol has two carbon atoms per molecule, butanol has four." .