Chewing gum caused by tires, white of the tree Manilkara zapota (Manilkara zapota results) family.Sometimes called "bin" (chicle), the Mayan country Mexico.Bring back the Executive Management teeth chewing;
Caused by opaque gum rubber tree in the sapodilla (Manilkara zapota results).Sometimes called "Shi cycle" (chicle) at the Mayan of Mexico.The chewing teeth jaw management management since ancient times.