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Living Mask / Mask

Living Mask

A kind of mask design. Old people usually forget to change the mask .By adding a bar of absorbent paper with solid citric acid dissolved in. As you exhale H2O the acid dissolve in inner layer. The smell reminds us to change the mask.

University

Beijing Institute of Technology

Beijing Institute of Technology
School of Design&Arts.BIT
Beijing, China

Ruikang XU,
Beijing Institute of Technology

Hao SONG,
Beijing Institute of Technology