Figures & data
Figure 1 Screenshot showing a collection of 3D-printed door openers designed in response to the Covid 19 pandemic and uploaded to the platform “Thingiverse,” December 2021, by the author. https://www.thingiverse.com/.
Figure 2 Screenshot from the RepRap wiki demonstrating the different versions of the RepRap 3D printer. December 2021, by the author. https://reprap.org/wiki/RepRap_Options.
