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<http://webisa.webdatacommons.org/171671381>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/171671381>	<http://www.w3.org/ns/prov#value>	"The presently preferred inert liquids are mineral oils and natural oils such as lanolin because they are easily available, relatively unexpensive and provide excellent results." .
<http://webisa.webdatacommons.org/prov/79669918>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/171671381> .