Secrets of farting and burping

Every day, gases enter and leave our bodies, sometimes without permission.
“Oops! Pardon me.”
Some gases get in when we eat or drink, while others are created inside our bodies by bacteria during digestion.
But what is the actual purpose of farts and burps?Do you know how many farts a day is normal?And why do some of them smell so bad?Do snakes fart?
Know nothing about it, but would like to learn something?
Welcome to the fascinating gas factory of our bodies!​​​