28/07/2014 10:17 BST | Updated 28/07/2014 17:59 BST

British Inventor Colin Furze Builds Giant Metal Bum To Fart At France

Colin Furze

Some inventions are practical attempts to solve real problems. Others are essentially frivolous, but end up making a genuine difference to our lives.

Some are neither, but are really funny anyway.

Enter British Inventor Colin Furze, and his latest contraption: a giant bum designed to launch a gigantic fart at France.

The tinkerer, who has also been responsible for the world's fastest toilet, created the enormous metal arse and fitted it with a pulsejet, after he realised that the jet sounded just like a bottom burp.

Furze thinks the resulting fart was loud enough to be heard across the Channel.

Here's the fart itself:

Here's how he made it:

And here's a timealapse of him doing just that: