In general it can be said that the cooling system of the device contains {HEAD ~ matter} in {TAIL ~ at least two different states} of phase 
in
In general it can be said that the cooling system of the device contains { HEAD ~ matter } in { TAIL ~ at least two different states } of phase
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH