Fundamentals. Manuel Garcia exercise for blending registers and actually in contemporary times useful to practice that expire that closing the pharynx and obtaining the perfect copertura than leads to opening of the throat. That opening the throat so misunderstood and forgot in the sensation, yet fundamental for effect singing and to transform a flow of air into a not flowing air but just a force and no more air sensation. Copertura transforms our instrument from a ineffective flute to a violin, being breathing muscles the arch. Enjoy your Wednesday wherever you are, lots of good voice and music.