This HTML5 document contains 4 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:83609863
rdf:type
prov:Entity
prov:value
As is readily observable by those skilled in the art, venting laterals 106 may be employed without venting chimneys 114 or with any combination of silica sand shafts, vertical PVC piping, or other venting means known in the art, depending on site stratigraphy and other factors.
prov:wasQuotedFrom
n5:com
Subject Item
isap:212598253
prov:wasDerivedFrom
isa:83609863