<http://webisa.webdatacommons.org/354644476>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<copper-cup.com> .
<http://webisa.webdatacommons.org/prov/122776881>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/354644476> .
<http://webisa.webdatacommons.org/354644476>	<http://www.w3.org/ns/prov#value>	"Certain metals such as copper are known to be far more poisonous to bacteria than others, e.g. stainless steel or aluminum" .
<http://webisa.webdatacommons.org/354644476>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .