In addition, some membrane materials show higher performance when liquid water is in contact with the side of {HEAD ~ the membrane} 930 that faces the moisture donating {TAIL ~ fluid channel} 910 
In addition , some membrane materials show higher performance when liquid water is in contact with the side of { HEAD ~ the membrane } 930 that faces the moisture donating { TAIL ~ fluid channel } 910
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH