About: http://webisa.webdatacommons.org/148153269

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	If weight or cost are an issue, there are a number of good synthetic slate materials that convincingly mimic natural slate and are fire and impact resistant.
http://www.w3.org/ns/prov#wasQuotedFrom	newsouthclassicsblog.com