About: http://webisa.webdatacommons.org/284665388

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	Slippery liquids, like water and especially oil, make the rubbing slicker, causing less metal to be removed, causing sharpening to take longer.
http://www.w3.org/ns/prov#wasQuotedFrom	worldknives.com