Thus, {TAIL ~ a preform} contiguously expands within the mold interior surface in response to the pressurized blow air to form {HEAD ~ the container} 
Thus , { TAIL ~ a preform } contiguously expands within the mold interior surface in response to the pressurized blow air to form { HEAD ~ the container }
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD