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| Raw material | Hard Wood (mai tiew,mai bok) |
| processing technique | it is made by thehighng temperature processing of 1200°C in the unique tradition kilin |
| combustion time | more than 17-20 days |
| ash content | 3% |
| charcoal content | 94% |
| calorific value | 9200kcal |
| moisture content | 5% |
| volatile content | 3% |