It may seem like something we take, but cleaning up enough for many people around the world is a fun journey.
There is a possibility that more than two billion people will not be safe and well-equipped and have a lot of harmful illnesses.
Calling for a toilet rescinding this week at a conference this week, Bill Gates took in a jar of human corpses to depict his point that hundreds of hazards were at risk for bad sanitation.
New toilets, which can improve hygiene in water bodies, will have 20 designs from tech companies at the conference.
Look at the top of Kerrell surgeon in Michael Dickinson's TALK