One important aspect about this process is {HEAD ~ the circulation} of RO permeate which save on {TAIL ~ pure water production and chemicals supply} 
One important aspect about this process is { HEAD ~ the circulation } of RO permeate which save on { TAIL ~ pure water production and chemicals supply }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL