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A Device To Tell Fruit is Ripe

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The device can evaluate how ripe the fruit is by measuring the glow of chlorophyll in the fruit’s skin under ultraviolet light. You may soon be able to tell if a fruit is ripe or not, thanks to a new handheld device developed by MIT researchers, including one of Indian origin.

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Testing ripeness could also help farmers decide the best time to harvest their crops. The riper an apple is, the dimmer the glow from the chlorophyll, the researchers said.

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