Q. What do you understand by the term Dark Fermentation'? (Solved)
1. It is a method to dispose nu-clear wastes.
2. It is a method to produce methane from organic wastes.
3. It is a method to reduce COD in the atmosphere.
4. It is a method to produce Hydrogen as a fuel from waste water.
- d. It is a method to produce Hydrogen as a fuel from waste water.