Frederick Msiska-Inventor

 Communicating science the African way profiles Frederick Msiska a Malawian farmer and inventor:

Frederick is a science hero, an innovator who used as much as possible local materials to produce a handheld chemical sprayer, a biogas toilet that lights his office, charges his mobile phone and operates a fan. His biogas toilet amongst other things uses a branch from the mululuzga tree, half a spoon of tea, maize bran, and an empty box of chibuku! (If anyone knows the English translation of a mululuzga tree – please let me know it apparently produces acid).

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