Which of the following are some important pollutants released by the ...

UPSC Prelims 2014 Environment & Ecology

Which of the following are some important pollutants released by the steel industry in India?
1. Oxides of sulphur
2. Oxides of nitrogen
3. Carbon monoxide
4. Carbon dioxide

Select the correct answer using the code given below.

Explanation

In a steel furnace, coke reacts with iron ore , releasing iron and generating CO and CO2 gases. Due to the use of coal , pollutants such as SOx and NOx are released, therefore all are correct options.

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