Embouchure Embouchure Embouchure or lipping is the use of the lips, facial muscles, tongue, and teeth in playing a wind instrument. This includes shaping the lips to the mouthpiece of a woodwind instrument or the mouthpiece of a brass instrument. The word is of French origin and is related to the root "", 'mouth'. Proper embouchure allows instrumentalists to play their instrument at its full range with a full, clear tone and without strain or damage to their muscles. While performing on a brass instrument, the sound is produced by the player buzzing his or her lips into a mouthpiece. Pitches
Cornett to be a difficult instrument to play—it requires a lot of practice. It embodies a design that survives today in the Russian Vladimir horn or rozhok. The main tube has only the length of a typical woodwind, but the mouthpiece is of the brass type, relying on a combination of the player's lips and the alteration of the length of the sound column via the opening and closing of the finger holes to alter the pitch of the musical sound. Most modern brass instruments are considerably longer than the cornett, which permits the use of harmonics, the sound being altered