About: http://webisa.webdatacommons.org/369502644

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	All of your proteins, including hair keratin, contain formerly airborne nitrogen atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	nautil.us