Question : Which of the following is not a technique or a step to convert normal water to potable water?
Option 1: Filtration
Option 2: Bromination
Option 3: Boiling
Option 4: Chlorination
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Correct Answer: Bromination
Solution : The correct option is Bromination .
Bromination is not a common technique for converting normal water to potable water. It is primarily used as a disinfectant in swimming pools, spas and industrial water treatment processes. While bromine can eliminate certain contaminants and pathogens, it is not as widely used for potable water treatment as other methods like chlorination or filtration.
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