<http://webisa.webdatacommons.org/38440277>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/prov/8655521>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/38440277> .
<http://webisa.webdatacommons.org/38440277>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/38440277>	<http://www.w3.org/ns/prov#value>	"The filter is made of a material, such as PTFE, Gortex or other polymer, which can be bonded, heat sealed, adhered or fixed mechanically." .
<http://webisa.webdatacommons.org/prov/439991249>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/38440277> .