The heated assembly contains thermosetting glue and the wood assembly is compressed rapidly at {HEAD ~ a first stage} and compressed slowly at {TAIL ~ a second stage} 
The heated assembly contains thermosetting glue and the wood assembly is compressed rapidly at { HEAD ~ a first stage } and compressed slowly at { TAIL ~ a second stage }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL