Prologue1. Raw Materials.1.1. Introduction iron and steel in the history.1.2. Steel and materials science.1.3. Coking coal.1.4. Iron ore.1.4.1. Iron ore to produce materials with structural applications.1.4.2. Iron oxides to produce materials with functional applications.1.5. Slag-forming agents and fluxes.1.6. Scrap. Recycled steel.1.7. Ferroalloys.1.8. Pre-reduced materials.1.9. References.2. Sintering.2.1. Introduction.2.2. Thermodynamic aspects of the process and the product.2.3. Solid-gas kinetics in porous particles.2.4. Solved exercises.2.5. References.3. Pelletizing.3.1. Introduction.3.2. Thermodynamic considerations about the process and the product.3.3. Solid-gas kinetics in dense solids. Unreacted core model.3.4. Solved exercises.3.5. References.4. Ironmaking Coke.4.1. Introduction.4.2. Coking process.4.3. Coke Reactivity Thermodynamic and Kinetic Aspects.4.4. Solved Exercises.4.5. References.5. Production of Iron by Reduction with Gas.5.1. Introduction.5.2. Midrex process.5