About: http://webisa.webdatacommons.org/13107438

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	A partial transparent material can have a uniform attenuation to the visible light including the three colors emitted by the fluorescent stripes to operate like an optical neutral density filter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au