About: http://webisa.webdatacommons.org/183634232

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	Boron is a naturally-occurring element in the earth???s crust and background levels even circulate in the human bloodstream.
http://www.w3.org/ns/prov#wasQuotedFrom	preparednessadvice.com