The agent acts as {TAIL ~ a means} to control the degradation of {HEAD ~ the composite} and the glass fiber 
The agent acts as { TAIL ~ a means } to control the degradation of { HEAD ~ the composite } and the glass fiber
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH