Environmental Pollutant ,Types of Pollution , Carbon Monoxide & its Harmful effects

Environmental Pollutant ,Types of Pollution , Carbon Monoxide & its Harmful effects

Environmental Pollutant ,Types of Pollution , Carbon Monoxide & its Harmful effects

Environmental Pollutant br any substance in the Environment which affect the human health , & ecosystem is called Environmental Pollutant br Types of Pollution br 1. Air Pollution br Primary Pollutants br Secondary Pollutants br Source of Primary Pollutants br 1.

User: Punjab Group Of Colleges

Views: 85

Uploaded: 2016-02-20

Duration: 08:59