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Water is necessary to human, so how to get clean water is an important task. Developing countries usually lack of water resource. People bring water from the river and store the water in water tank. Purifier Flower is a water purifying device which can put on the water. Put the device on the water in the water tank, sun light and photocatalyst can sterilize the water. During the sterilization process, the device will change its color as the water quality changes. The appearance of the device means hope and also the flower of life of the third world. When the flowers bloom, the water become drinkable.
ZHAN,ZI-LIN LIN,LIANG-JYUN JHANG,JIA-YU Wayne HUANG