The title sounds like a question a five-year-old w... ...which give us an amazing glimpse into the complex chemistry of our bodies.[https://youtu.be/-7BXp7tVzME] (You...https://www.neatorama.com/2017/02/03/Why-Is-Poop-Brown-And-Pee-Yellow/
Why Is Poop Brown And Pee Yellow?...
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