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Connection Chalk / Chalk

Connection Chalk
Connection Chalk

Worn-out chalk usually discarded because they are too short can be fully used by being combined with a new chalk. Wasted resources can be saved by making both ends of existing chalk into the shapes that can tighten like nuts and bolts.

University

Seoul National University of Science and Technology

Redtree
Gyeonggi-do, South Korea

Gyeong-Nam Jung (Part Time Professor)

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Design

Seoul National University of Science and Technology

Redtree
Gyeonggi-do, South Korea

Seok-Jin Lee

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