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प्रश्न
List some of the common wastes produced in mining operation and mention how these can be reused.
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उत्तर
Common wastes produced in mining operation:
Coal, Dust, Iron, Copper, Zinc, etc.
Reusing of wastes produced in mining operation:
During operation of getting minerals, a large quantity of waste material is produced. This waste material is called mine tailing. It is the left over. The mine tailing can be mixed with materials to produce tiles and masonry cement.
संबंधित प्रश्न
How can the wastes such as paper, plastic and metal objects be disposed of?
Choose the correct option:
The rotting of garbage is said to be completed when the garbage:
Which of the following is biodegradable?
Correct the definition of certain terms given below by changing only one word.
Landfill: Garbage buried under water in an area.
Provide a suitable term that expresses the meaning of the following statement.
Greeting cards made from newspaper.
Beautiful hand crafted articles like boxes and toys are made of paper pulp in our country. Can you explain how paper pulp which is made from paper can be used to make hard boxes and other articles?
Give two examples of Non-biodegradable wastes.
Distinguish between the following pair:
Biodegradable and Non-biodegradable waste.
