About: http://webisa.webdatacommons.org/191061537

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	Preferably, although not necessarily, layer 36 on each component comprises a like coating of moisture impervious, chemical and impact-resistant polymeric composition such as polyvinyl chloride (PVC).
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk