{TAIL ~ Deposit interaction elements} may be employed to influence {HEAD ~ the distribution} or redistribution of deposits within the trap device 
{ TAIL ~ Deposit interaction elements } may be employed to influence { HEAD ~ the distribution } or redistribution of deposits within the trap device
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH