Students of the college CNEC Farroupilha/RS, developed such work from the integrative project, which aims to instigate the research and apply the knowledge acquired in class. Guided by Professor Dr. Claudio Cristiano Liell, the students Camila Piner, Cristiane Cargnin, Eloi Peltz, Gabriel Formaglioni, Ivanir Verona, Jaiana Vettorazzi Peruzzo, Jonatan Cansan, Ronaldo Martins, set out with the proposal to create methods and analyze the possible improvements in all articles described here in this book.