In the laboratories of the Politecnico di Torino, snorkeling masks become respirators. Creativity, 3D printing, and above all the desire to do something useful to help those who fight on the front line against the pandemic. Thus, in a few days, the Charlotte valves project was born from a Brianza start-up, capable of transforming the full face snorkeling masks of a well-known brand of clothing and sports equipment into emergency respiratory masks. An initiative that also reaches the Politecnico, thanks…