2018-07-15, 20:21
Ghanaian boys use cassavas to generate electricity
Ghanaian brothers James and Kwesi Ansah use the root vegetables to power radios and mobile phones.
https://www.bbc.co.uk/news/world-africa-44809515
Ghanaian brothers James and Kwesi Ansah use the root vegetables to power radios and mobile phones.
https://www.bbc.co.uk/news/world-africa-44809515