The method 11 wherein said fluid includes a brine selected from {HEAD ~ the group} consisting of {TAIL ~ NaBr}, KCl, NaCl, CaBr2, and CaCl2 
The method 11 wherein said fluid includes a brine selected from { HEAD ~ the group } consisting of { TAIL ~ NaBr } , KCl , NaCl , CaBr2 , and CaCl2
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH