This post will help you understand meaningful differences between various face mask evaluation methods and best-case use. Understanding the most common mask materials and expected performance metrics helps buyers better decide which mask is most appropriate for associated risk, cost, and wellbeing.
The F2299M filtration efficacy test compares particle counts before a test media meets a filter apparatus (upstream) and then measures again after (downstream) the test media passes through the material.
Aerosols vs Droplets – does COVID-19 spread by aerosols or droplets? Does evidence support airborne coronavirus? 15+ studies on COVID particle size, droplets, ventilation, and face masks.
Question: “What Class clean room is required to manufacture FDA approved N95 masks, isolation gowns, surgical masks, etc.?”.
What are the differences between KN95 masks and 3M N95 masks? Which one is better?
How effective are surgical masks and procedural masks as alternatives to N95 masks? Where can I find a reliable supplier of face masks?
What is the proper technique for wipedown and sanitation of surfaces? Why is a microfiber wipe most effective for viruses and infection control?
What are the proper steps for wiping surfaces, biological isolators, and laminar flow cabinets, and excess hazardous drugs?
