Here's my latest What's Inside for Wired UK! Every Month Dr John Emersley pulls apart a household object and looks at its ingredients, this month its a Smoke Alarm. The Alarm contains Amerium Oxide which is a man made element with radioactive isotopes. I decided that to push on with a theme.

Once again I was a kid playing with matches to create a sense of fire. It took a fair few as the best smoke comes immediately after they are blown out.

Whats Inside: Smoke Alarms

Matches