[DaveMakesStuff] uses 3D printed test tubes for plants and similar purposes, and he’s shared how to make them on a 3D printer, complete with different models each optimized for different nozzle sizes.
When the COVID-19 pandemic struck last year, the demand for fast and accurate testing of patients’ nasal-swab samples skyrocketed, with some labs going from needing 10,000 swabs checked daily to more ...