About: http://webisa.webdatacommons.org/77801754

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	Some nanomaterials, such as fumed silica, carbon black and titanium dioxide, have been used for years but are just now being labeled ???nano???.
http://www.w3.org/ns/prov#wasQuotedFrom	wa.gov