About: http://webisa.webdatacommons.org/353152191

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	Unlike metals higher up on the table such as silver and gold, there is no good agent for dissolving elements so closely linked in atomic structure without destroying the target.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org