![What's the difference between N95 and KN95 masks? Expert explains what you need to know l ABC7 - YouTube What's the difference between N95 and KN95 masks? Expert explains what you need to know l ABC7 - YouTube](https://i.ytimg.com/vi/Rkuqn3Ia4uY/maxresdefault.jpg)
What's the difference between N95 and KN95 masks? Expert explains what you need to know l ABC7 - YouTube
![Engineers design a reusable, silicone rubber face mask | MIT News | Massachusetts Institute of Technology Engineers design a reusable, silicone rubber face mask | MIT News | Massachusetts Institute of Technology](https://news.mit.edu/sites/default/files/download/202007/MIT-Reusable-Mask-02-Press.jpg)
Engineers design a reusable, silicone rubber face mask | MIT News | Massachusetts Institute of Technology
![SFDPH on X: "Still seeing a lot of these masks out there, it's confusing, because they are called N95- but the ones with the **valves** or openings on the front are NOT SFDPH on X: "Still seeing a lot of these masks out there, it's confusing, because they are called N95- but the ones with the **valves** or openings on the front are NOT](https://pbs.twimg.com/media/EWBCI7bUYAE1WWe.jpg)
SFDPH on X: "Still seeing a lot of these masks out there, it's confusing, because they are called N95- but the ones with the **valves** or openings on the front are NOT
![PPE Image Gallery: Respiratory Protective Equipment - Civilian - Radiation Emergency Medical Management PPE Image Gallery: Respiratory Protective Equipment - Civilian - Radiation Emergency Medical Management](https://remm.hhs.gov/RemmMockup_files/Masks2.png)