applying heat with heating elements in {HEAD ~ a linear manner} along two sides of {TAIL ~ the cathode ray tube} adjacent to said at least one scratched corner 
applying heat with heating elements in { HEAD ~ a linear manner } along two sides of { TAIL ~ the cathode ray tube } adjacent to said at least one scratched corner
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH