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प्रश्न
Using R.O. (Reverse Osmosis) plant at home eliminates lot of non-potable water. The best way to effectively use the expelled water of R.O. plant is ______.
विकल्प
make the expelled water go and seep near the bore well
use it for watering plants
to drink the expelled water after boiling and cooling
to use for cooking as the water is full of many nutrients
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उत्तर
Using R.O. (Reverse Osmosis) plant at home eliminates a lot of non-potable water. The best way to effectively use the expelled water of R.O. plant is use it for watering plants.
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