... looks smooth and flawless, no explode. Machine-made CharcoalExport Grade-A charcoal quality standard: smokeless, ... fire quickly, burning time: 4-5 hours, easy deliming, white ash, the content of ash: ... fire quickly, burning time: 3-4 hours, easy deliming, white ash, the content of ash: ... Carbonization CarbonizationMachine-made Charcoal in Stock(for export) Export to Japan Machine-made Charcoal/Sawdust ...