Question

e. why is the iron and steel industrial pollution ?
Ans:​

Answer 1

8 The environmental impact of steel production

Steel production has a number of impacts on the environment, including air emissions (CO, SOx, NOx, PM2), wastewater contaminants, hazardous wastes, and solid wastes. The major environmental impacts from integrated steelmills are from coking and iron-making.

Answer 2

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The steel industry releases large amounts of pollutants into the air during all its processes—be it while handling raw material, producing iron and steel or disposing of solid waste. ... The main pollutants are particulate matter, oxides of sulphur and nitrogen and carbon monoxide