In February 2010, a quadrivalent conjugate vaccine (Menveo; Novartis Vaccines and Diagnostics) was approved by the US FDA to prevent invasive meningococcal disease caused by Neisseria meningitidis ...
Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...