How Do Beans Cause Gas?

You know when you tuck in to those beans on toast that there will be a consequence – every action having a direct reaction, as it were.  So, just how and why does an innocent snack become such a fart fest?  This animation by Giant Ant (created originally for Men’s Health) takes us on that journey from hole to hole as it were.  There you go, something else you really didn’t care to learn imprinted forever on your brain. Ta da.