https://phys.org/news/2018-11-poo-pedestal-bill-gates-toilet.html

He went on to say that pathogens like these cause diseases that kill nearly 500,000 children under the age of 5 every year.

More than 20 companies and academic institutions are exhibiting new toilet technologies at the three-day expo in Beijing, from self-contained toilets to a small-scale, self-powered waste treatment plant called the Omni Processor.