About: http://webisa.webdatacommons.org/353802063

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	However, it is-also possible to use glass or plastic, such as a polyolefin or PMMA, for the disk substrates 211 and 231.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com