ScienceCooking on clean animal dungTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience08/27/2016August 27, 2016Ian Makone, the leader of a rural community in Zimbabwe has developed a biogas digester that converts cattle dung and waste from pigs and chickens into methane gas. The device can be used for cooking.https://p.dw.com/p/1JpCoAdvertisement