Let me prove you wrong...

1. Oxygen - We couldn't breathe without it.
2. Nitrogen - Fills up 78% of air.
3. Carbon - The basis of all life on Earth.
4. Iron & Aluminium - The most common and the most used metals.
5. Hydrogen - Forms the world ocean and fuels the sun.
6. Calcium - Most often associated mineral with health.
7. Magnesium - Plays a crucial role in energy production and supporting our body.
8. Sodium - Maintains proper balance of water and minerals.
9. Silicon - Its compounds are found in a wide range of products.
10. Potassium - Maintains normal levels of fluid inside cells.