Short videos of exciting demonstrations of the chemistry of everyday materials, taken from a lecture by Peter Wothers at the University of Cambridge.
An introduction to Peter Wothers' lecture, Free Range Chemistry, about how chemistry is everywhere around us.
Find out about some of the natural chemicals make up a delicious cup of coffee.
Carbon was one of the first chemicals made by man - completely by accident.
A demonstration of how gas can be made from coal, and how we can use it for light and warmth.
We know we've made hydrogen gas if it catches fire!
How does pure hydrogen gas compare to coal gas when it's set on fire?
Making hydrogen gas from the reaction of an acid and a metal.
If you're lucky, you can find pure gold lying around...
Copper forms beautiful ores in nature.
A demonstration of how we can extract pure copper from some malachite ornaments.
Find out how people used to use copper in cooking, and some of the problems it could cause.
How do we test for poisonous copper in our food?