Why do we pass gas Purna Kashyap

View full lesson: Flatulence is a daily phenomenon. In fact, most human beings pass gas 1020 times a day (yes, that includes you). Where does your bodily gas come from Purna Kashyap takes us on a journey into the intestines, shedding light on how gas is made, which foods contribute most to its why it stinks. Lesson by Purna Kashyap, animation by Ace Son Moving Picture Co. , LLC.