Chapter 1. Additive Manufacturing.- Chapter 2. An general introduction and its evolution.- Chapter 3. Additive Manufacturing.- Chapter 4. Basic principles and types of AM technologies.- Chapter 5. Fused Deposition modelling and stereolithography.- Chapter 6. Polymer and plastic printing.- Chapter 7. Selective Laser Melting.- Chapter 8. Metal printing techniques.- Chapter 9. Robocasting technique.- Chapter 10. Ceramic materials printing.- Chapter 11. Pre-treatment, Washcoat and Chemical functionalization AM based surfaces.- Chapter 12. Developments in chemical reactor design using AM technologies.- Chapter 13. Recent developments in AM based applications in Chemical and Chemical Engineering.