{TAIL ~ Jointing material} comprising a mixture of boron oxide and {HEAD ~ aluminum oxide} and method of jointing utilizing said jointing material 
{ TAIL ~ Jointing material } comprising a mixture of boron oxide and { HEAD ~ aluminum oxide } and method of jointing utilizing said jointing material
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH