Commercially available transparent face masks allow for the perception of facial expressions while suppressing the dispersion of respiratory droplets that spread the SARS-CoV-2, and thus have a clear ...
A face shield is personal protective equipment to prevent airborne transmission of COVID-19. These face shields are made of polyethylene terephthalate (PET), which is hydrophilic. The respiratory ...
SAN FRANCISCO (KGO) -- A San Francisco judge has ruled that witnesses for an upcoming criminal case will be wearing transparent face masks. It's the first ruling of its kind as courts grapple with a ...
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