About: http://webisa.webdatacommons.org/288226901

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	They comprise halides, nitrates, sulfates, mixed halides/hydroxides, and the like, of metals such as iron, tin, phosphorus, arsenic, antimony, bismuth, zinc, aluminum, magnesium boron and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com