The embouchure is the formation of the lips and mouth that creates the airflow necessary to produce sound on a brass instrument.

Triple embouchure is not a common type of embouchure used in brass playing. Single embouchure, double embouchure, and buzzing embouchure are all commonly used techniques.

Breathing is essential in brass playing to provide a steady stream of air for sound production.

Diaphragmatic breathing is a common breathing technique used in brass playing, where the diaphragm is used to control the flow of air.

Tonguing is the technique used to produce a crisp, detached note by suddenly releasing air from the instrument.

Triple tonguing is not a common tonguing technique used in brass playing. Single tonguing, double tonguing, and flutter tonguing are all commonly used techniques.

Trill is the term used for the rapid alternation between two adjacent notes.

Glissando is not a common ornamentation technique used in brass playing. Vibrato, trill, and mordent are all commonly used techniques.

Vibrato is the term used for the gradual change in pitch while playing a note.

Oboe is not a brass instrument. Trumpet, trombone, and French horn are all common brass instruments.

Tuba is the lowest-pitched brass instrument.

Wood is not a common material used for making brass instruments. Brass, copper, and nickel are all commonly used materials.

Bell is the term used for the conical-shaped part of a brass instrument that amplifies the sound.

Slide valve is not a common type of valve used in brass instruments. Rotary valve, piston valve, and Perinet valve are all commonly used types of valves.

The slide on a trombone is used to change the pitch of the instrument.