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Changable 502 glu / product

Changable 502 glu

As it known to us all,502 glu is easy getting dry, especially the top half of the bottle.Therefore, it is hard for us to use the rest of glu.However,it is a waste of resource and we should aviod it.Changable 502 glu can solve this problem,the bottle consists of the cap and bottom which can both rotate,When one of the glu used up, you can rotate another glu’s cap, then a double-rdged 502 glu coming. It is useful and creative.

University

AnHui university of Technology

AnHui university of Technology
Ma'anshan, China

Rui Shi,
AnHui university of Technology

Mengyi Cao,
AnHui university of Technology

Qingqing Chen,
AnHui university of Technology

Yulin Yang,
AnHui university of Technology