Of course, {TAIL ~ particles} also may deposit upon {HEAD ~ a virgin component} because of exposure of such components to non clean room environments 
Of course , { TAIL ~ particles } also may deposit upon { HEAD ~ a virgin component } because of exposure of such components to non clean room environments
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH