Question

1. Name three gases that are polluting cities.


2. What produces each of these pollutants?


3. The most polluted cities are all very large cities with many people living and working in them. Power stations and industries burn coal. How do these factors affect pollution in these cities?

Answer 1

Answer:

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Explanation:

1. The three gases that are polluting cities are Sulfer dioxide, Nitrogen dioxide and Carbon monoxide.

2. The gaseous criteria air pollutants of primary concern in urban settings include sulfer dioxide, Nitrogen dioxide and Carbon monoxide; these are emitted directly into the air from fossil fuels such as fuel oil , gasoline , and Natural gas that are burned in Power plants, Automobiles and other Combustion sources.

3.When a coal is burned it releases a number of Airborne, toxins and pollutants. They include mercury, Sulfer dioxide, Nitrogen oxide, particulates and various other heavy metals .

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