Solving Real World Problems with Chemical Engineering

Solving Real World Problems with Chemical Engineering — page 3
Whenever you blow a bubble with chewing gum you are seeing the work of a chemical engineer Chewing gum goes back to the days of ancient civilizations People chewed on thick sweet tree sap to freshen their breath and to clean their teeth In the Americas the Aztec and Mayan civilizations chewed white gummy sap from the bark of an evergreen tree called the sapodilla That sap is called chicle Chicle gum was introduced into the United States in the 1800s In 1880 sugar flavoring was added and chewing gum became very popular Gum Scientists have developed synthetic gum bases that keep a sweet flavor and are chewy stretchy and elastic HOW TO BLOW A BETTER BUBBLE 6