Firstly the water allowed to come in the tank . Then it is suspended through a pipe and their big gravel separated out . Then it's time for separation of small gravel by barrier methods . Then water allowed to settle to deposit it sand at bottom . Then the top level water taken out to other tank and chlorine is added into it often called as chlorination then it is supplied into our homes.
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Firstly the water allowed to come in the tank . Then it is suspended through a pipe and their big gravel separated out . Then it's time for separation of small gravel by barrier methods . Then water allowed to settle to deposit it sand at bottom . Then the top level water taken out to other tank and chlorine is added into it often called as chlorination then it is supplied into our homes.