A working medium for {TAIL ~ heat cycle} includes {HEAD ~ 1,1 dichloro} 2,3,3,3 tetrafluoropropene, and a hydrofluorocarbon 
A working medium for { TAIL ~ heat cycle } includes { HEAD ~ 1,1 dichloro } 2,3,3,3 tetrafluoropropene , and a hydrofluorocarbon
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH