Salt that crystallizes with sharp edges is the killer ingredient in the development of a reusable mask because any coronavirus droplets that land on it would be quickly destroyed, says a researcher who is being recognized for her innovation. Ilaria Rubino, a recent PhD graduate from the department of chemical and materials engineering at the University of Alberta, said a mostly salt and water solution that coats the first or middle layer of the mask would dissolve droplets before they can penetrate the face covering.

 

 

Image by Michal Jarmoluk from Pixabay

Read more…