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Africa’s Oldest Stimulant
Can chewing the kola nut keep you up all night? Horticulturalist Terry Mabutt investigates why the East African nut – a key ingredient in the manufacture of cola drinks – is occasionally used as a stimulant, owing to its high caffeine content.
Βι¶ΉΤΌΕΔ World Service Archive
This programme was restored as part of the World Service archive project
