About: emission control

Premodifier: emission
Head noun: control

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

Broader concepts

label	provenance	confidence
environmental protection	isap:244178876	0.755116
environmental issue	isap:37420512	0.747372
issue	isap:37420261	0.739716
application	isap:65043772	0.550036
action	isap:274091330	0.542678
measure	isap:438295727	0.516108
equipment	isap:320138857	0.497255
policy	isap:269615860	0.395212
vehicle	isap:435013819	0.305913
problem	isap:438908237	0.284857

Narrower concepts

label	provenance	confidence
catalytic converter	isap:28812759	0.866731
scrubber	isap:343357693	0.442834
engine	isap:445096853	0.198686
portion	isap:434476016	0.127333