Question

the tajmahal which is a historical monument built with marble is being erroded due to gases let out by the nearby oil refineries the chief pollutant is

Answer 1

Taj Mahal is getting discoloured because of air pollution. The Mathura oil refinery produce pollutants like Sulphur dioxide and nitrogen dioxide.These oxide react with water vapours to form harmful acids such as sulphurous acid & nitric acid.

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