3D-Printable Key Ring

One of the reason how covid-19 spreads is touching any infected surface. Generally lifts are in public places so there might be a chance that some infected person has touched it. So this key-ring can help us to avoid touching of such surfaces. Same is for doors. Also everybody has keys either of their vehicle or house, so they don't have to carry any extra things with them.

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innovation 3d-printing covid-19