About: sacrificial anode

Premodifier: sacrificial
Head noun: anode

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

Broader concepts

label	provenance	confidence
cathodic protection	isap:261417291	0.609311
metal	isap:367390086	0.373721

Narrower concepts

label	provenance	confidence
zinc	isap:94310591	0.387778