It may look like something we take for granted, but for many around the world, proper sanitation is a luxury that remains far away.
Over two billion people have no access to safe and clean sewage, putting them at risk of taking many harmful diseases.
At a conference this week called Reinvent the Toilet, Bill Gates went on stage with a jar of human stools to show his point that poor sanitation places hundreds of millions at risk.
The conference presented 20 projects by technology companies for new types of toilets that could improve sanitation in areas without access to water.
Listen to MICHEL NIKINSON TALK WITH CERE MICIBOR