{TAIL ~ A heat} sealing tool for sealing a lid to {HEAD ~ a container flange}, said tool comprising: 
{ TAIL ~ A heat } sealing tool for sealing a lid to { HEAD ~ a container flange } , said tool comprising :
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH