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The actual utilization of napkin can’t reach to 60% usually in our daily life.The corner and edge area of napkin is always wasted.If we change the shape of napkin,without affecting its function,then lots of wood will be saved.
Hexagonal napkin are green and environmentally friendly not only in the way it use but also from production .The worsening global warming situation.This little change can bring considerable savings for our trees.
25% of the paper will be saved.The amount of trees,energy and water resource saved are immeasurable
Nanjing University of Aeronautics and Astronautics
Nanjing, China
Nanjing University of Aeronautics and Astronautics
Nanjing, China
Dong Liu