<http://webisa.webdatacommons.org/prov/468531591>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/276943293> .
<http://webisa.webdatacommons.org/276943293>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/276943293>	<http://www.w3.org/ns/prov#value>	"When mechanically crushing the fired material, it is preferable to use a dry grinding means such as a jet mill." .
<http://webisa.webdatacommons.org/276943293>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .