Preferably {HEAD ~ the mixture} is in {TAIL ~ the form} of a coarse dispersion prior to the micromilling step 
Preferably { HEAD ~ the mixture } is in { TAIL ~ the form } of a coarse dispersion prior to the micromilling step
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH