@uraan_stories_official: How Wood Was Turned Into Charcoal With Almost No Air. Dry wood was stacked into a mound, covered with leaves and earth, then burned with only a small amount of air. The heat drove out moisture and volatile material while leaving carbon-rich charcoal behind. When the smoke turned thin and blue, the vents were sealed. #CharcoalMaking #IslamicHistory #MedievalTechnology #Steelmaking #HistoryTok