Effectiveness of Face Mask or Respirator Use in Indoor Public

This report describes face mask or respirator effectiveness in helping protect against COVID-19 infection.

Filtration Performance of Layering Masks and Face Coverings and the Reusability of Cotton Masks after Repeated Washing and Drying - Aerosol and Air Quality Research

NIOSH Approved N95 Mask Particulate Respirators, Pack of 20 N95 Face Masks, Individually Wrapped, Universal Fit : Tools & Home Improvement

N95 Respirator Masks FAQs

View of Effectiveness of manufactured surgical masks, respirators, and home-made masks in prevention of respiratory infection due to airborne microorganisms

Commentary: In Mask Debate, Social Distancing Remains Priority, School of Public Health

Alternative Face Masks Made of Common Materials for General Public: Fractional Filtration Efficiency and Breathability Perspective - Aerosol and Air Quality Research

Maximizing Fit for Cloth and Medical Procedure Masks to Improve Performance and Reduce SARS-CoV-2 Transmission and Exposure, 2021

When Air Quality's Bad, Which Mask Can I Wear for Wildfire Smoke?

Masks and Omicron Q&A: What kind of mask should you wear and for how long? An expert explains

Masks and Covid-19: Your top questions about N95s and KN95s, answered

Effectiveness of N95 Masks against SARS-CoV-2: Performance Efficiency, Concerns, and Future Directions

Assessing the consequences of prolonged usage of disposable face masks

Polymer Materials for Respiratory Protection: Processing, End Use, and Testing Methods