Explanatory notes
… TNT (2,4,6-trinitrotoluene), hexogen, octogene, tetryl (N-methyl-N,2,4,6-tetranitroaniline), pentrite (pentaerythritol … to shock and friction than the explosives of the types mentioned in the previous four groups. They are mixtures … 28 or 29 , e.g., inorganic nitrates ( heading 28.34 ), mercury fulminate ( heading 28.52 ), trinitrotoluene ( …