Coca-Cola Turkey has launched its summer promotional range, making unprecedented use of thermochromic inks to add color, function and fun to 10 new aluminum beverage can designs. Historically, one or two thermochromic inks have been combined to communicate temperature changes.   For the first time, Coca-Cola Turkey is using thermochromic ink technology as a true decorative tool, making it an integral part of how the can looks. Four separate inks have been used to create bright designs that sta...