1. Artificial Neural Network (ANN) models and polymers -- 2. New trends and achievements in extraction of copper -- 3. Excess permittivity for mixtures at various concentrations : an experimental approach -- 4. Predict natural gas water content -- 5. Optimization of process variables -- 6. New trends and achievements on solvent extraction of copper -- 7. Modeling of microwave drying process -- 8. Modeling of isothermal vapor-liquid phase equilibria -- 9. Some aspects of liquid phase equilibrium at different temperatures -- 10. Some aspects of phase equilibria behavior and verification -- 11. Update on application of response surface methodology : part I -- 12. Update on application of response surface methodology : part II -- 13. Recycled thermoset plastics.