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Poop contains a lot of interesting stuff, including all kinds of microbes. Learn what these microbes do and how they can spread disease.
This Science Spotight video is part of our Engineering Is: Cleaning Poop from Drinking Water e-book. The e-book explores the science and engineering principles behind a device designed by scientists and engineers at Stanford University that purifies drinking water in Dhaka, Bangladesh. The e-book includes videos, interactives and media making opportunities. You can find our other e-books at kqed.org/ebooks.