pollution
preferred label: آلودگی @fa
type: Concept
narrower: concentration of pollutants

lethal dosage
preferred label: مقدارکشنده @fa
type: Concept
related: concentration of pollutants

concentration of pollutants
type: Concept
alternative label: NIVEL DE CONTAMINACION
related: lethal dosage
related: polluted areas
related: pollutants
related: permissible dosage
broader: pollution
preferred label: غلظت آلاینده‌ها @fa

polluted areas
preferred label: مناطق آلوده @fa
type: Concept
related: concentration of pollutants

pollutants
preferred label: آلاینده‌ها @fa
type: Concept
related: concentration of pollutants

permissible dosage
preferred label: مقدار مجاز @fa
type: Concept
related: concentration of pollutants