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in Chemistry – Class 11 by (148k points)
Which among the following do not produce mud and tailings?

(a) Steel plants

(b) Aluminum manufacturing industries

(c) Zinc manufacturing industries

(d) Copper manufacturing industries

I have been asked this question in an international level competition.

The above asked question is from Environmental Chemistry topic in portion Environmental Chemistry of Chemistry – Class 11

1 Answer

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Best answer
The correct answer is (a) Steel plants

Best explanation: Industries manufacturing aluminum, zinc and copper produce mud and tailings. So, that leaves the answer, i.e., steel plants. Tailings are the by-products left over from mining and extracting resources, such as extracting bitumen from oil sands or minerals such as copper or gold from ores.

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