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प्रश्न
Explain how waste generated in the industry sector may be made useful. (Give one example)
एका वाक्यात उत्तर
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उत्तर
Slag from steel mills and other industrial waste can be treated and utilized as a building material to make either road fill or concrete.
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Need and Methods for Reducing, Reusing and Recycling Waste.
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
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