![A prosthetic hand and an earlier test version made on a 3-D printer and instructions that were posted online are seen at Boylan Catholic High School in Rockford, Illinois, May 2, 2014. A prosthetic hand and an earlier test version made on a 3-D printer and instructions that were posted online are seen at Boylan Catholic High School in Rockford, Illinois, May 2, 2014.](https://c8.alamy.com/comp/2E5KP97/a-prosthetic-hand-and-an-earlier-test-version-made-on-a-3-d-printer-and-instructions-that-were-posted-online-are-seen-at-boylan-catholic-high-school-in-rockford-illinois-may-2-2014-the-engineering-graphics-class-at-the-school-took-on-the-project-of-making-a-prosthetic-hand-for-kylie-wicker-who-was-born-without-fingers-on-her-left-hand-reutersjim-young-united-states-tags-science-technology-society-education-2E5KP97.jpg)
A prosthetic hand and an earlier test version made on a 3-D printer and instructions that were posted online are seen at Boylan Catholic High School in Rockford, Illinois, May 2, 2014.
![Test ID 2014-0092-4 (double print) shows a 80mA improvement in short... | Download Scientific Diagram Test ID 2014-0092-4 (double print) shows a 80mA improvement in short... | Download Scientific Diagram](https://www.researchgate.net/publication/324543696/figure/fig1/AS:616067122622466@1523893256104/Test-ID-2014-0092-4-double-print-shows-a-80mA-improvement-in-short-circuit-current.png)
Test ID 2014-0092-4 (double print) shows a 80mA improvement in short... | Download Scientific Diagram
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