![Bill Gates opens 'Reinvented Toilet Expo' in China, promoting biggest sanitation advances in 200 years – GeekWire Bill Gates opens 'Reinvented Toilet Expo' in China, promoting biggest sanitation advances in 200 years – GeekWire](https://i.ytimg.com/vi/knp8HzwLGyQ/maxresdefault.jpg)
Bill Gates opens 'Reinvented Toilet Expo' in China, promoting biggest sanitation advances in 200 years – GeekWire
![A man walks past a toilet sign at the Reinvented Toilet Expo showcasing sewerless sanitation technology in Beijing, China November 6, 2018. REUTERS/Thomas Peter Stock Photo - Alamy A man walks past a toilet sign at the Reinvented Toilet Expo showcasing sewerless sanitation technology in Beijing, China November 6, 2018. REUTERS/Thomas Peter Stock Photo - Alamy](https://c8.alamy.com/comp/2CJ7EWH/a-man-walks-past-a-toilet-sign-at-the-reinvented-toilet-expo-showcasing-sewerless-sanitation-technology-in-beijing-china-november-6-2018-reutersthomas-peter-2CJ7EWH.jpg)
A man walks past a toilet sign at the Reinvented Toilet Expo showcasing sewerless sanitation technology in Beijing, China November 6, 2018. REUTERS/Thomas Peter Stock Photo - Alamy
![Bill Gates opens 'Reinvented Toilet Expo' in China, promoting biggest sanitation advances in 200 years – GeekWire Bill Gates opens 'Reinvented Toilet Expo' in China, promoting biggest sanitation advances in 200 years – GeekWire](https://cdn.geekwire.com/wp-content/uploads/2018/11/SC14155.jpg)
Bill Gates opens 'Reinvented Toilet Expo' in China, promoting biggest sanitation advances in 200 years – GeekWire
![Don't hold your nose: the 400-year-old flush toilet is overdue for an upgrade as hundreds of millions of people go without it | South China Morning Post Don't hold your nose: the 400-year-old flush toilet is overdue for an upgrade as hundreds of millions of people go without it | South China Morning Post](https://cdn1.i-scmp.com/sites/default/files/images/methode/2018/11/11/b714263a-e577-11e8-9876-950c8650801f_image_hires_150956.jpg)
Don't hold your nose: the 400-year-old flush toilet is overdue for an upgrade as hundreds of millions of people go without it | South China Morning Post
![Microsoft founder Bill Gates speaks during the opening ceremony of the Reinvented Toilet Expo showcasing sewerless sanitation technology in Beijing, China November 6, 2018. REUTERS/Thomas Peter Stock Photo - Alamy Microsoft founder Bill Gates speaks during the opening ceremony of the Reinvented Toilet Expo showcasing sewerless sanitation technology in Beijing, China November 6, 2018. REUTERS/Thomas Peter Stock Photo - Alamy](https://c8.alamy.com/comp/2CJ6XJD/microsoft-founder-bill-gates-speaks-during-the-opening-ceremony-of-the-reinvented-toilet-expo-showcasing-sewerless-sanitation-technology-in-beijing-china-november-6-2018-reutersthomas-peter-2CJ6XJD.jpg)
Microsoft founder Bill Gates speaks during the opening ceremony of the Reinvented Toilet Expo showcasing sewerless sanitation technology in Beijing, China November 6, 2018. REUTERS/Thomas Peter Stock Photo - Alamy
![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)