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    Question

    The main advantage of Zero Energy Cool Chambers (ZECC)

    in rural post-harvest systems is:
    A Operates on electricity Correct Answer Incorrect Answer
    B Requires minimal packaging Correct Answer Incorrect Answer
    C Reduces weight loss but increases ethylene production Correct Answer Incorrect Answer
    D Maintains low temperature using evaporative cooling Correct Answer Incorrect Answer
    E Needs expensive materials Correct Answer Incorrect Answer

    Solution

    ZECC uses water evaporation to lower temperature and increase humidity, preserving produce without electricity.

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