About: black oxide

Premodifier: black
Head noun: oxide

Same concepts
http://dbpedia.org/resource/Black_oxide

Broader concepts

label	provenance	confidence
surface coating	isap:223987743	0.683541
coating	isap:223987724	0.648066
conversion coating	isap:223987720	0.600337
metal coating	isap:223987758	0.535169
process	isap:229676110	0.529169
finish	isap:163275516	0.501909

Narrower concepts

label	provenance	confidence