Wood drying for 2 weeks TRADITIONAL CHARCOAL KILN IMPROVED CHARCOAL KILN • Conversion ratio wood/charcoal 6.5kg/1kg • Conversion ratio wood/charcoal 4.5kg/1kg • Calorific value 26.4 MJ/kg • Calorific value 29.3 MJ/kg More efficient technology Lower demand for wood
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