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Q. |
Can vacated coal mines be used for waste disposal. |
A. | true |
B. | false |
Answer» A. true | |
Explanation: yes, vacated coal mines can be used for waste disposal. the wastes are disposed in the salt heaps provided in the mines, because salt is a powerful absorber of radioactive emissions. it will be easy and more economical method to dispose of liquid waste by freezing. |
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