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Global Food Losses and Food Waste reported by Food and Agriculture Organization of the United Nations revealed that 1/3 edible food was wasted or damaged with the total amount up to 1.3 billion tons annually. In the busy modern life, food is easily stored till expired. Term button is a good helper to remind people of food being expired.
Term button is attached on the food package or dish to set the expiration. When Term button starts, it would project the light circle, which would change from light green to dull brown along with the expiration.
National Taipei University of Techn