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Convenient water purifier / water purification

Convenient water purifier

By pushing the piston to change the air pressure to achieve the principle of water extraction, untreated sewage pumped into the container, the water will be purified after thronging the filter in the container. Very simple and efficient water purification, to meet people's daily water needs.

University

Tianjin Academy of Fine Arts

Tianjin Academy of Fine Arts
Tianjin, China