About: sight glass

Premodifier: sight
Head noun: glass

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

Broader concepts

label	provenance	confidence
accessory	isap:334779100	0.666694
moisture indicator	isap:337347420	0.576589
indicator	isap:337347421	0.469321
boiler	isap:162271098	0.451765
tool	isap:197386569	0.385406
problem	isap:225999199	0.194068

Narrower concepts

label	provenance	confidence