In use, the nozzle is inserted into {HEAD ~ a novel web} at a transversely centered position as the web is fed upwardly and around {TAIL ~ the drum} 
In use , the nozzle is inserted into { HEAD ~ a novel web } at a transversely centered position as the web is fed upwardly and around { TAIL ~ the drum }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL