Face shields alone not highly effective to prevent COVID-19 infection: Study
Microscopic droplets transported by sneeze vortex rings can get inside face shield…
Face shields, masks with valves ineffective against COVID-19: Study
Droplet dispersion visualisations show cloth, surgical masks are more effective than clear…
Planning Ministry’s Rowad 2030 project produces 7,000 medical face shields
Ghada Khalil, Director of the Rowad 2030 project, noted that about 5,000…