Keyboard whizz shows accordion’s full range in Hong Kong concert – review
Harmonium asian, reed organ. Accordions from 19th-century German Akkordeonfrom Akkord —"musical chord, concord of sounds"  are a family of box-shaped musical instruments of the bellows -driven free-reed aerophone type, colloquially referred to as a squeezebox.
A person who accordion the accordion is called teen nudims accordionist. The instrument is played by compressing or expanding the bellows while pressing buttons or keyscausing pallets to open, which allow air to flow across strips of brass or steel, called reeds.
These vibrate to produce sound inside the body. Valves on opposing reeds of each note are used pop make the instrument's reeds sound louder without air leaking from each reed block.
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The accordion is widely spread across the world. Opening Europe and North America, some popular music acts also make use of the instrument. Additionally, the accordion is used in cajunzydecojazz music and in both solo and orchestral performances of classical music.