About: http://webisa.webdatacommons.org/247704129

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	Nitrates also occur at high levels in celery, cabbage, spinach and some kinds of lettuce.
http://www.w3.org/ns/prov#wasQuotedFrom	drugstorenews.com