'O lor'-these frustrating ...

'O lor'-these frustrating questions. Dear Bhagya..this cannot be solved like this...Its beyond the capability of all except R.V.Winkle, who I hear is sleeping. Seriously, friend, you want to decrease salinity of x ppm to y ppm. ; Other components are TDS=5%..This is how you say it. I feel Mr. Copolla is right. During floods, do storm water and sea water mixture fall inside the valve. This way posts are not frustrating. ..Regards