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If you use this washstand, you can save water efficiently. Generally When you use a washstand for washing face,
To raise the water level in a bowl. 30% of water that does not need is used. but ‘blown washstand’ can prevent
unnecessary water use because it has a body which can expanding. also it can help recycling the used water
for another purpose. For example, you can give the flower used water and launder a mop.
Korea Polytechnic university
Siheung-city, South Korea
DAEJEON, South Korea