Air pollution
type: Concept
broader: Pollution
preferred label: Pollution atmosphérique @fr
preferred label: Inquinamento atmosferico @it
preferred label: Luchtvervuiling @nl
preferred label: Onesnaževanje zraka @sl

Wastewater
type: Concept
broader: Pollution
preferred label: Abwasser @de
preferred label: Eaux usées @fr
preferred label: Acque reflue @it
preferred label: Afvalwater @nl
preferred label: Odpadne vode @sl

Abstract
type: Concept
narrower: Pollution
preferred label: Astratto @it
preferred label: Abstrakten @sl

smell-source
type: Collection
member: Pollution

Pollution
type: Concept
in scheme: Olfactory objects
preferred label: Inquinamento @it
preferred label: Vervuiling @nl
preferred label: Onesnaževanje @sl
alternative label: Contamination
broader: Abstract
narrower: Air pollution
narrower: Wastewater

Olfactory objects
type: ConceptScheme