About: http://webisa.webdatacommons.org/65381335

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	The introduction and propagation of cracks in the cover plate can be reduced by filling at least the first layer with active filler, e.g. carbon black or silica.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es