How does gas get into our body and make us fart

Question: How does gas get into our body and make us fart
- Keywords:
  human,
  nutrition,
  quirky
Asked by cozer11 to Angela, Gopal, Hannah, Becky, Vince on 14 Jun 2013. This question was also asked by fatboychumchum.
- Angela Hackett answered on 14 Jun 2013:
  
  Inside your gut live loads of bacteria that help you digest the food you eat. When these bacteria break down the food you eat they produce gases. As more and more gas is produced, pressure builds up inside your gut and the gas escapes through your bum as a fart.

Question: How does gas get into our body and make us fart