About: http://webisa.webdatacommons.org/83392777

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	Acids such as sulfuric acid and hydrochloric acid are generally preferred, however, because of their ready availability, relatively low cost, great acid strength, and efficacy in the process.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es