FART SCIENCE

TL;DR

Farts are not only funny, but also complex. They come from swallowed air and gut flora, and each person's fart has a unique smell. On average, a fart weighs about three hundredths of a gram, causing a negligible loss in weight.

Transcript

Hey, Vsauce Michael here, and today we are going to talk about farts. What are they, how do they define us, and how much weight do we lose every time we fart? Now, it's easy to think that talking about farts is immature, but they are incredibly complicated, and by analyzing them because they're funny, you could accidentally learn a lot of science. ... Read More

Key Insights

• 🫢 Farts are a result of both swallowed air and gases produced by gut flora.
• 🖐️ Gut flora, consisting of bacteria and microorganisms, play a significant role in the digestion process and contribute to the pungent smell of farts.
• 🏋️ The average person farts about a pint of gas per day, but the weight of a fart is minimal.
• 🛟 Microorganisms in the gut flora establish themselves within the first two to three months of a person's life and largely remain the same throughout their life.
• 🫢 Farts can be flammable due to certain gases produced by gut flora.
• 🫢 Holding in farts can result in the absorption of gases back into the bloodstream, leading to "fart breath."
• 💦 The Fitzroy River Turtle has developed a unique adaptation to breathe through its butt, obtaining oxygen from water.

Questions & Answers

Q: Where do farts come from?

Farts come from a combination of swallowed air and gases produced by gut flora, which are microscopic organisms in our intestines.

Q: Why do farts smell?

Farts smell due to the chemicals produced by gut flora during the digestion process. Each person's unique gut flora composition contributes to the distinct smell of their farts.

Q: Do farts have weight?

Yes, farts have weight. On average, a fart weighs about three hundredths of a gram. However, this amount causes a negligible loss in weight.

Q: Can farts be lit on fire?

Yes, certain gases produced by gut flora in farts are flammable. Mythbusters conducted an episode on this topic, demonstrating that farts can be ignited. However, the episode was not aired due to its gross nature.

Summary & Key Takeaways

• Farts come from swallowed air and the unique gases produced by gut flora, which are bacteria and microorganisms in our intestines.

• The average person farts about a pint of gas every day, with only a small portion contributing to the foul smell.

• Fart weight is calculated to be around three hundredths of a gram, causing a negligible loss in weight.