资源 标记: Pot In Pot

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  1. Where There is No Refrigeration

    2005-10-01 Several years ago, Mohammed Bah Abba designed an earthenware cooling system (the “pot-in-pot” method) to preserve foods in countries with hot, dry climates. In Northern Nigeria (where Abba is from), no electricity is available and propane refrigeration is prohibitively expensive.
    Pot-in-pot Refrigeration Appropriate Techno... Post Harvest