In the bit of painting that I've done, I'm interested in colour and texture. I'm very interested in transparency.

Tree resin which has been fossilized is known as amber, it sometimes contains plant material or small animals that were trapped inside.

Alkali metals such as sodium, potassium, rubidium, caesium and francium are extremely reactive elements, just putting them in water can result in an explosion! They are carefully stored in oil to prevent this happening.

At room temperature, mercury is the only metal that is in liquid form.

Copper is a good conductor of electricity and is often used for making wires.

While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.

The chemical symbol used for silver is Ag, this comes from the Latin word for silver, argentum.