Analysis, Bill Gates, Ecological Products, Great New Product, New Inventions, People Making a Difference, Science & Technology News Caltech’s ‘toilet of the future’ is built so anyone can repair it June 25, 2015 For the 2 billion people in the world who still lack sanitation, Caltech is creating a cheap, safe, and clean toilet. But building this cool product is really the easy part. Continue reading… “Caltech’s ‘toilet of the future’ is built so anyone can repair it”