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Everyone amount of water needed is two liters every day.However each person on average daily water consumption of about 200 to 300 liters every day.The difference of the environment Water resource of precious also have a dissimilarity .We hopes through no electronical organization principle design to remind we .While using a toilet.Save some resources for the Earth through some small actions .
Zie-Jie Lai Jui-Ta Hsu Meng-Jie Li