There are chemicals in everything but what chemicals are in the foods we eat and the medicines we take? How do they work; and why are some of them still a mystery?
Why do the Chinese use ginger? Can garlic ward off heart diseases (not just vampires)? Is chilli a poison or a painkiller?
Make your own medicine; extract active ingredients; and get stuck into chocolate.
Explore the science behind edible things and the chemicals that lie behind the potions.