This HTML5 document contains 5 embedded RDF statements represented using HTML+Microdata notation.

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

PrefixNamespace IRI
n5google.
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#
Subject Item
isa:106677399
rdf:type
prov:Entity
prov:value
Today such masks have evolved and developed for use in many capacities, including, but not limited to firefighting, environmental cleanup, manufacturing, medical hazard handling, quarantining of patients with highly contagious pathogens, biological and chemical warfare, mining, paint applications, construction, and other applications where persons may come into contact with hazardous substances es
prov:wasQuotedFrom
n5:es
Subject Item
isap:513695362
prov:wasDerivedFrom
isa:106677399
Subject Item
isap:450575768
prov:wasDerivedFrom
isa:106677399