Aaron Collins (@masknerd@)
Aaron Collins on X: I got a few questions about masks you can sing in, for choirs and churches. I think the 3M 9105 and 9105S(small) are a great option due to
Aaron Collins on X: As KF94's get more popular you will start to see more masks that claim to be KF94's but are not. These Green Supply KF94's are tested against the
Aaron Collins (@masknerd) / X
A Mask Expert Dad Reveals the Masks He Buys for His Son
Aaron Collins
11 Best Disposable Face Masks 2024
Masks to prevent COVID-19 – East Bay Getting to Zero
Aaron Collins
Aaron Collins on X: 85 minutes until we go live on a #TwitterSpace to talk about masks, respirators, how they work and questions you might have. Go live at 6PM ET/5PM Central /
Aaron Collins is an mechanical engineer turned Mask Nerd - ASME
