About: http://webisa.webdatacommons.org/407659867

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	It can be obtained in a variety of grades and forms, such as crystals, flakes, pellets, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com