About: http://webisa.webdatacommons.org/201596924

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	As a result these are costly to manufacture, and quality control is a problem.
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com