¸é±ð²¹³¦³Ù¾±²Ô°ì²õâ„¢ react and change color at different stages of consumption for maximum consumer engagement. Multiple hues have been skilfully blended into one exceptional ink, which reacts to both temperature and sunlight. The technology will reveal the amount of cold beverage left in a can as well as display different colors in the areas shaded from light, including spots where consumers hold the can.