About: http://webisa.webdatacommons.org/134234609

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	Basically, the glass is an insulator, and with natural humidity and changing temperatures, condensation builds up in the inside of the glass.
http://www.w3.org/ns/prov#wasQuotedFrom	getty.edu