Harmonica

                      Harmonica is a mouth played musical instrument. It is also called harp. It is used in blues, jazz, rock and roll, american folk music and in country music. It is played by blowing air through mouth. It consists of multiple holes and when air through our mouth enters the hole different tone came out from it. The pressure caused by blowing or drawing air into the reed chambers causes a reed or multiple reeds to vibrate up and down creating sound.

                      Harmonica consists of different parts as comb which is the main body of the instrument, which contains the air chambers that cover the reeds, reed plate which is the grouping of several reeds in a single housing, cover plate which is the reed-plates and are usually made of metal, though wood and plastic have also been used, wind saver which is the reed-plates and are usually made of metal, though wood and plastic have also been used and last the mouth piece which is placed between the air chambers of the instrument and the player's mouth.
                       Harmonica is widely popular in western culture and it produces desirable music.