Croton nuts: Africa’s new biofuel that literally grows on trees
In 2012, serial entrepreneur Alan Paul established Eco Fuels Kenya (EFK) to explore the potential of croton, following early research that suggested promise. His company is now the driving the movement to bring croton biofuel to the mainstream.
http://www.cnn.com/2016/12/28/africa/croton-nuts-biofuel-aes/