The cross linking may already commence and proceed during the initial molding or extruding process in which {TAIL ~ the product} is given {HEAD ~ its shape} 
The cross linking may already commence and proceed during the initial molding or extruding process in which { TAIL ~ the product } is given { HEAD ~ its shape }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD