Question Details

Detailed explanation and options for the selected question.

Why is there concern about copper smelting plants in India?

A. They may release lethal quantities of carbon monoxide
B. Copper slag can leach heavy metals
C. They may release sulphur dioxide
D. All of the above

Explanation:

Explanation: Copper smelting plants pose risks due to carbon monoxide, heavy metal leaching from slag, and sulphur dioxide emissions.