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Different trees make different wood: 1. Pine 2. Common Beech 3. Sycamore 4. Oak 5. Birch 6. Sugar Maple 7. Microberlinia 8. African Rosewood 9. Okoumé 10. Common Walnut 11. Brazilian Rosewood 12. Ebony

Wood is the main substance in trees. It is mainly formed by the xylem vessels which carry water up the plant. The two main substances in wood are cellulose and lignin. Wood is used to make buildings and furniture, and also for art. Firewood is a fuel. Paper is made from wood fibres. Wood is a renewable resource although it has become scarcer in recent centuries. Its origin is about 425 million years ago.

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