The solution is then cooled, and {TAIL ~ the dye} collected by filtration and dried in {HEAD ~ air} 
The solution is then cooled , and { TAIL ~ the dye } collected by filtration and dried in { HEAD ~ air }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD