FIG 4C diagrammatically illustrates the powder with {HEAD ~ only the smaller particles} being mixed with a liquid as {TAIL ~ a step} to form an ink 
FIG 4C diagrammatically illustrates the powder with { HEAD ~ only the smaller particles } being mixed with a liquid as { TAIL ~ a step } to form an ink
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH