About: http://webisa.webdatacommons.org/439963286

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	Their production is a part of the wider chemical Industry (where industrial gases are often seen as "speciality chemicals").
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org