After watching this video, no one should doubt Bill Gates’ commitment to raising awareness of the issues around sanitation and its importance to economic and social development in emerging markets. In the video, Gates drinks water made from human waste to prove that the technology developed by Janicki Bioenergy, a small engineering firm based outside of Seattle, works. Sanitation in developing countries is a huge problem. Poor waste disposal causes the deaths of hundreds of thousands of children each year and prevents them from developing both mentally and physically, as Gates notes in his blog post on the new technology. “If we can develop safe, affordable ways to get rid of human waste, we can prevent many of those deaths and help more children grow up healthy,” Gates writes. The Bill and Melinda Gates Foundation is backing a pilot project for Janicki’s project in Senegal later this year. The technology isn’t particularly groundbreaking. Distillation, which purifies a li