About: http://webisa.webdatacommons.org/283592072

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They are normally produced as moderately dense silicates (SiO(2)) and aluminosilicates making their specific capacities for the uptake and storage of gases, such as hydrogen, relatively low.
http://www.w3.org/ns/prov#wasQuotedFrom	biomedsearch.com