**Section 1: "Polymers, Composites and Thermoplastics"**

Chapter 1: "Self-Healing Polymers and Composite Materials" by Allana Azevedo do Nascimento.

Chapter 2: "Design, Simulation, and Analysis of the Extrusion Process of a PVC Thermoplastic Profile to Optimize the Design of the Die and the Machine Parameters" by Carlos José Salvador Tomassini.
