Oxygen is a gas with no smell or colour

Why it matters: Most living things need it to survive. We breathe it to live!

Fun Fact: When you run, you breathe faster because your body uses oxygen to turn food into energy. Fish breathe oxygen too—it’s dissolved in water, and their gills grab it!

Say it like this: OX-i-jen

Your turn: Take two deep breaths, and thank the sea for one of them!

We have something for you to learn more about the importance of oxygen.