About: http://webisa.webdatacommons.org/213120511

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	Alternative attachment means include mechanical devices such as a screw, bolt or retaining ring, or heat welding, or solvent welding The closure is shown being used to protect an end of a threaded pipe 22 by way of example.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com