Nature and EnvironmentSweet, green coal 02/02/2017February 2, 2017A young Kenya entrepreneur has invented a way to produce briquettes from sugar cane waste. They burn longer and are cleaner than wood.https://p.dw.com/p/2WrswImage: DWAdvertisementSweet, green coal To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video