<http://webisa.webdatacommons.org/16968467>	<http://www.w3.org/ns/prov#value>	"An aerogel is a low-density solid-state material derived from a gel in which the liquid component of the gel has been replaced with gas." .
<http://webisa.webdatacommons.org/16968467>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<newworldencyclopedia.org> .
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<http://webisa.webdatacommons.org/prov/50645227>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/16968467> .