About: http://webisa.webdatacommons.org/404869587

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Siliceous materials, such as diatomaceous earth or perlite, are commonly used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com