About: h2 o

Premodifier: h2
Head noun: o

Same concepts

Broader concepts

label	provenance	confidence
gas	isap:450266444	0.611711
component	isap:502202299	0.577488
impurity	isap:472756719	0.470557
contaminant	isap:507748490	0.432892
etchant	isap:299666457	0.270939

Narrower concepts

label	provenance	confidence