{HEAD ~ Thickness} may also be controlled by condensing a uniform layer of {TAIL ~ monomer} and polymerizing the monomer to different degrees for varying the shrinkage of the film and hence the thickness of the film and color 
{ HEAD ~ Thickness } may also be controlled by condensing a uniform layer of { TAIL ~ monomer } and polymerizing the monomer to different degrees for varying the shrinkage of the film and hence the thickness of the film and color
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH