<http://webisa.webdatacommons.org/157382275>	<http://www.w3.org/ns/prov#value>	"It does have some silica and other chemicals but I cannot find out if they will leach our or if they will be safe for planters." .
<http://webisa.webdatacommons.org/157382275>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/98581958>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/157382275> .
<http://webisa.webdatacommons.org/157382275>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<davesgarden.com> .