{HEAD ~ The method} 1, wherein attaching the truncated cone to the pipe further comprising inserting the truncated cone into {TAIL ~ the pipe} 
{ HEAD ~ The method } 1 , wherein attaching the truncated cone to the pipe further comprising inserting the truncated cone into { TAIL ~ the pipe }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL