{HEAD ~ This particle size} is achieved by {TAIL ~ extensive shearing} of the pigment particles using small grinding media 
is achieved by
{ HEAD ~ This particle size } is achieved by { TAIL ~ extensive shearing } of the pigment particles using small grinding media
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH