Air (Prevention and Control of Pollution) Act was amended in 1987 to include among pollutants
(1) Particulates of size 2.5 micrometer or below
(2) Vehicular exhaust
(3) Allergy causing pollen
(4) Noise
(1) Particulates of size 2.5 micrometer or below
(2) Vehicular exhaust
(3) Allergy causing pollen
(4) Noise