The oil 4, wherein the polyol is selected from {HEAD ~ the group} consisting of 1,3 propanediol, 1,3 butanediol, 2,3 butanediol, 2 ethyl 1,3 propanediol, {TAIL ~ 2 ethyl} 2 butyl 1,3 propanediol, neopentyl glycol, 2,2,4 trimethyl 1,3 pentanediol, trimethylolpropane, and pentaerythritol 
consisting of
The oil 4 , wherein the polyol is selected from { HEAD ~ the group } consisting of 1,3 propanediol , 1,3 butanediol , 2,3 butanediol , 2 ethyl 1,3 propanediol , { TAIL ~ 2 ethyl } 2 butyl 1,3 propanediol , neopentyl glycol , 2,2,4 trimethyl 1,3 pentanediol , trimethylolpropane , and pentaerythritol
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH