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This twisted pen-ink chamber suggests a better way to minimize empty space inside the body of the pen. The twisted chamber has twice the amount of the same ink normal ones have so that the pen-ink lasts longer and the amount of pen-body plastics disposed can be reduced to a half.
Hongik University(Jochiwon campus)
Yeongi, Chungnam, South Korea
Student in Hongik University
Pucheon. Kyonggido, South Korea
Han Chi_hoon, Kim Yeon_soo, Park Byong_gon, Kim Sung_geun