| C | SK | CHEMISTRY; METALLURGY |
| C06 | KL | EXPLOSIVES; MATCHES |
| C06B | UKL | EXPLOSIVE OR THERMIC COMPOSITIONS (blasting F42D); MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES (compounds in general C01 , C07 or C08) [2] |
| C06C | UKL | DETONATING OR PRIMING DEVICES; FUSES (ammunition fuzes F42C); CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS [2] |
| C06D | UKL | MEANS FOR GENERATING SMOKE OR MIST; GAS-ATTACK COMPOSITIONS; GENERATION OF GAS FOR BLASTING OR PROPULSION (CHEMICAL PART) (fuels C10) [2] |
| C06F | UKL | MATCHES; MANUFACTURE OF MATCHES |