{TAIL ~ The ampule} is removed from the mold and the vestigial nozzle pilot cylinder is removed to form {HEAD ~ a finished ampule} 
{ TAIL ~ The ampule } is removed from the mold and the vestigial nozzle pilot cylinder is removed to form { HEAD ~ a finished ampule }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD