Series 7

The gang are on a mission to reveal the science and technology we encounter every day, preferably with a bang!

Last on

Episode 8

8/8 The team investigate what air pollution is, where it comes from, and what it does to us.

Tue 30 Apr 2013 18:30 BBC Two Wales only

See all previous episodes from Bang Goes the Theory

The Open University

The Open University

If Bang stirs your interest in science then visit The Open University and discover more.

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.