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photochemical pollution
environ. photochemische Verunreinigung; photochemische Verschmutzung; Belastung mit Photochemikalien; Photochemische Verunreinigung
photochemical pollution Air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust
environ. Photochemische Verunreinigung