![Bill Gates, former Microsoft CEO and co-founder of the Bill and Melinda Gates Foundation, speaks at the Reinvented Toilet Expo in Beijing, Tuesday, Nov. 6, 2018. With a jar of human feces Bill Gates, former Microsoft CEO and co-founder of the Bill and Melinda Gates Foundation, speaks at the Reinvented Toilet Expo in Beijing, Tuesday, Nov. 6, 2018. With a jar of human feces](https://c8.alamy.com/comp/2MM78N3/bill-gates-former-microsoft-ceo-and-co-founder-of-the-bill-and-melinda-gates-foundation-speaks-at-the-reinvented-toilet-expo-in-beijing-tuesday-nov-6-2018-with-a-jar-of-human-feces-on-a-podium-next-to-him-billionaire-philanthropist-bill-gates-has-kicked-off-a-reinvented-toilet-expo-in-china-gates-said-tuesday-that-the-technologies-on-display-at-the-three-day-expo-in-beijing-represent-the-most-significant-advances-in-sanitation-in-nearly-200-years-ap-photomark-schiefelbein-2MM78N3.jpg)
Bill Gates, former Microsoft CEO and co-founder of the Bill and Melinda Gates Foundation, speaks at the Reinvented Toilet Expo in Beijing, Tuesday, Nov. 6, 2018. With a jar of human feces
![Shanghai. 18th Nov, 2018. Visitors look at toilet air purifiers which are capable of odour analysis and deodorization at the 2018 Chinese Toilet Revolution Innovation Expo in east China's Shanghai, Nov. 18, Shanghai. 18th Nov, 2018. Visitors look at toilet air purifiers which are capable of odour analysis and deodorization at the 2018 Chinese Toilet Revolution Innovation Expo in east China's Shanghai, Nov. 18,](https://c8.alamy.com/comp/R2AGTH/shanghai-18th-nov-2018-visitors-look-at-toilet-air-purifiers-which-are-capable-of-odour-analysis-and-deodorization-at-the-2018-chinese-toilet-revolution-innovation-expo-in-east-chinas-shanghai-nov-18-2018-the-three-day-expo-opened-at-shanghai-everbright-convention-exhibition-center-on-sunday-the-event-showcases-materials-products-and-designs-for-major-fields-of-the-toilet-industry-including-smart-toilets-rural-toilets-toilets-in-tourist-areas-and-toilet-facilities-for-commercial-use-credit-fang-zhexinhuaalamy-live-news-R2AGTH.jpg)
Shanghai. 18th Nov, 2018. Visitors look at toilet air purifiers which are capable of odour analysis and deodorization at the 2018 Chinese Toilet Revolution Innovation Expo in east China's Shanghai, Nov. 18,
![Bill Gates Bets Millions That These Futuristic Toilets Will Change the World, Environment | The Weather Channel Bill Gates Bets Millions That These Futuristic Toilets Will Change the World, Environment | The Weather Channel](https://s.w-x.co/util/image/w/billgatestoilet.jpg?crop=16:9&width=480&format=pjpg&auto=webp&quality=60)
Bill Gates Bets Millions That These Futuristic Toilets Will Change the World, Environment | The Weather Channel
![Bill Gates puts poop on podium to tout toilet technology at Beijing "Reinvented Toilet" Expo in China - CBS News Bill Gates puts poop on podium to tout toilet technology at Beijing "Reinvented Toilet" Expo in China - CBS News](https://assets1.cbsnewsstatic.com/hub/i/2018/11/06/d6f92e16-dca9-42fa-99bb-803f076fa5bf/bill-gates-toilet-expo-china.jpg)