This HTML5 document contains 7 embedded RDF statements represented using HTML+Microdata notation.

The embedded RDF content will be recognized by any processor of HTML5 Microdata.

PrefixNamespace IRI
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
n5stthomas.
Subject Item
isa:148356480
rdf:type
prov:Entity
prov:value
Researchers have also investigated a number of metals and chemicals including vinyl chloride, petroleum products, lead, arsenic, mercury, and pesticides.
prov:wasQuotedFrom
n5:org
Subject Item
isap:60683092
prov:wasDerivedFrom
isa:148356480
Subject Item
isap:312116082
prov:wasDerivedFrom
isa:148356480
Subject Item
isap:453968903
prov:wasDerivedFrom
isa:148356480
Subject Item
isap:48903668
prov:wasDerivedFrom
isa:148356480