The viscosity of the formed emulsion is less than that of the crude oil or the crude oil and water mixture flowing into {HEAD ~ the well bore} which allows {TAIL ~ the oil} to be more efficiently pumped to the surface and transported for further processing 
The viscosity of the formed emulsion is less than that of the crude oil or the crude oil and water mixture flowing into { HEAD ~ the well bore } which allows { TAIL ~ the oil } to be more efficiently pumped to the surface and transported for further processing
OTH OTH OTH OTH 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 HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH