The hottest Japanese development of self heating o

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Japan develops self heating or self cooling packaging

Japan has adopted to ensure that the food in the packaging is heated by the heat released by the exothermic reaction of calcium chloride with water or the oxidation reaction of iron within the allowable range; The endothermic reaction of calcium chloride and urea is used to cool the food in the package. This kind of new packaging is mainly used for canning and tourism. It is expected that the sales of instant food will show explosive growth in the first half of 2017

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