The net production of potable water is difficult to estimate at this stage and depends on {HEAD ~ the government tolerance level} of {TAIL ~ Ca++}, Mg++salts after dilution 
of
The net production of potable water is difficult to estimate at this stage and depends on { HEAD ~ the government tolerance level } of { TAIL ~ Ca++ } , Mg++salts after dilution
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH