About: http://webisa.webdatacommons.org/38196557

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 root-tip-trapping layer is preferably a fabric, such as a spun bonded and needle punched fabric, a woven fabric, or a knitted fabric.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com