About: http://webisa.webdatacommons.org/400295609

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	Some materials such as paper and textiles are highly sensitive (exhibited at 5 footcandles), while others, such as metals and ceramics are safe at higher levels (exhibited at 20 footcandles).
http://www.w3.org/ns/prov#wasQuotedFrom	winterthur.org