About: http://webisa.webdatacommons.org/5004601

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	According to Rio Rose Ribaya of the Manila Bulletin Experts said volcanoes emit hazardous gases such as carbon dioxide, sulfur dioxide, hydrogen sulfide, radon, hydrogen chloride, hydrofluoric acid, and sulfuric acid.
http://www.w3.org/ns/prov#wasQuotedFrom	americanthinker.com