About: http://webisa.webdatacommons.org/261789653

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	I have noticed a black, tar like product at the ends of every piece under the no-hubs, clearly there on purpose by the installer as it is at the ends of each piece whether full length or cut, and nowhere else.
http://www.w3.org/ns/prov#wasQuotedFrom	ridgidforum.com