<http://webisa.webdatacommons.org/172183878>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/172183878>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/298706125>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/172183878> .
<http://webisa.webdatacommons.org/prov/44773412>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/172183878> .
<http://webisa.webdatacommons.org/172183878>	<http://www.w3.org/ns/prov#value>	"The inert material layers 26 may comprise any suitable material such as glasses and ceramics, and may be thermally sprayed, or may be deposited by any other suitable technique." .