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SciShow
Why Do Some Farts Smell So Bad?
Sometimes your farts stink, and sometimes they don't—and it's not because of methane.
Institute of Human Anatomy
The Science of Flatulence: Where Does Gas Come From and Why It Matters
In this video, we learn about the sources of flatus or gas in the digestive tract, how it is produced, and the potential dangers associated with it. The host uses humor and medical terminology to explain the science behind this bodily...