The Tempered scale proposed in 1482 as a practical solution to discords was only introduced and applied 240 years later by J. S. Bach. Since then, this scale has ruled the tone frequencies in all variety of chords. Due to its simple conception, small imperfections in harmony are unavoidable. Now a new musical scale is proposed, and this book details the new concepts and features and their application in the manufacture of musical instruments, to introduce the new sounds in harmony to the world market. The Natural Set of forty-seven elements was the beginning of the research. The M comma, the...