About: http://webisa.webdatacommons.org/440718150

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	The substance is a synthetic form of the mineral gypsum, and it also contains mercury, arsenic, lead and other heavy metals.
http://www.w3.org/ns/prov#wasQuotedFrom	mercola.com