{HEAD ~ Foam} will be injected through a nozzle situated in {TAIL ~ the upper mould half} 
{ HEAD ~ Foam } will be injected through a nozzle situated in { TAIL ~ the upper mould half }
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL