{TAIL ~ The amount} of {HEAD ~ matter} in a certain state of phase can however be so small in a borderline case the the cooling system of the device operates in practice with matter in one phase only, e.g. liquid phase 
{ TAIL ~ The amount } of { HEAD ~ matter } in a certain state of phase can however be so small in a borderline case the the cooling system of the device operates in practice with matter in one phase only , e.g. liquid phase
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH