About: http://webisa.webdatacommons.org/454634015

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	Bismuth wasn't taken off the market until the 1970s; by then it was known to be toxic in high doses and to cause liver failure and other problems.
http://www.w3.org/ns/prov#wasQuotedFrom	bookforum.com