About: http://webisa.webdatacommons.org/346693925

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	Flash smelting is a closed process and, consequently, off-gas emissions can be efficiently controlled.
http://www.w3.org/ns/prov#wasQuotedFrom	sulphuric-acid.com