About: http://webisa.webdatacommons.org/289700998

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	However, some elements, such as arsenic, are dangerous for chemical reasons.
http://www.w3.org/ns/prov#wasQuotedFrom	washingtonsblog.com