Red Mud
Posted on : 25 Feb 2020
Views: 1625- Red Mud is a solid waste generated during the aluminium production process.
- One tonne of production of alumina leads to output of 1.5 tonne of red mud.
- Global generation of red mud is more than 150 million tons and there exists a global inventory of more than 3 billion tons.
- Red mud generation in India is around 9 million tons per year.
- Red mud contains impurities such as caustic soda and others minerals and thus it is a serious environmental concern. This waste needs to be converted into wealth.
- Red mud contains 25 to 30 per cent of iron.
Article Related Questions
-
Red mud, which was recently in news, is residue of which one of the following minerals?
1.Magnesium
2.Aluminium
3.Silicon
4.Rare earth minerals
Right Ans : Aluminium
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