<http://webisa.webdatacommons.org/prov/284797279>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/405611270> .
<http://webisa.webdatacommons.org/prov/409375054>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/405611270> .
<http://webisa.webdatacommons.org/405611270>	<http://www.w3.org/ns/prov#value>	"Chemical poisoning -- Sulfur Trioxide: Sulfur Trioxide is a chemical used mainly in the production of sulfuric acid and explosives." .
<http://webisa.webdatacommons.org/405611270>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/405611270>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<rightdiagnosis.com> .