gases
preferred label: گازها @fa
type: Concept
related: combustion gases

air pollutants
preferred label: آلاینده‌های هوا @fa
type: Concept
narrower: combustion gases

urban traffic
preferred label: ترافیک شهری @fa
type: Concept
related: combustion gases

motor vehicles
preferred label: وسایل نقلیه موتوری @fa
type: Concept
related: combustion gases

smoke
preferred label: دود @fa
type: Concept
related: combustion gases

combustion gases
related: smoke
related: vapours
related: urban traffic
related: gases
related: motor vehicles
broader: air pollutants
broader: combustion products
type: Concept
preferred label: گازهای احتراقی @fa
alternative label: GASES DE ESCAPE DE AUTOMOVILES
scope note: GASES DE ESCAPE DE AUTOMOVILES

vapours
preferred label: بخارها @fa
type: Concept
related: combustion gases

combustion products
preferred label: فراورده‌های احتراقی @fa
type: Concept
narrower: combustion gases