odours
preferred label: بوها @fa
type: Concept
related: odour emission

pollution
preferred label: آلودگی @fa
type: Concept
narrower: odour emission

olfactometers
preferred label: بویایی‌سنج‌ها @fa
type: Concept
related: odour emission

odour emission
alternative label: odor emission
related: olfactometers
related: odours
broader: pollution
preferred label: انتشار بو @fa
type: Concept