About: http://webisa.webdatacommons.org/415222804

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	However, as with so many other shopfloor gages, dirt is the biggest problem, so make sure the surface plate is clean, recently certified and free of scratches or chips.
http://www.w3.org/ns/prov#wasQuotedFrom	mmsonline.com