About: http://webisa.webdatacommons.org/309941021

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	These batteries were commonly used in devices such as cameras and radios from their introduction in the 1940s through the mid 1990s when many nations chose to ban or limit the production of mercury batteries.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com