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Filter,Filter / filter membrane


Due to the lack of water purification equipment,refugees often drink dirty water.In order to solve the problem of drinking water for the refugees and purify their drinking water,we decided to use the membrane filter in the food bag`s sandwich.The membrane filter consists of activated carbon filter、Polypropylene cotton and nano silver.


Nanhang Jincheng College

Nanhang Jincheng College
Nanjing, China