Aaron Collins

@masknerd.bsky.social

3693 Followers 73 Following

Goal is to test and evaluate the best masks out there. Mask up and stay safe!

A white air cleaner with a now darkened air furnace filter taped to the front. It fit closely to the size of the air cleaner. Gray tape is visible. It's placed in a dining room with wood floors, and a carpet visible in the edge of frame.
Picture of Aaron in a selfie showing the OpenAeros booth with a table. On top of it are two OpenCPC's along with various schwag and demo.
Graph showing Hazard Ratio associated with PM2.5 exposure, strong linear correlation that lower PM2.5 shows lower mortality.
The OpenCPC, a square white and black box displays a particle concentration of 71221 particles/cm^3. The background is a parking lot with shirts and greenery, with a large warehouse in the background. It's overcast and rainy in the picture.
In Aaron's hand is a pair of glasses, ear plugs and black mask with a back drop of a city street.
A picture of a variety of KN95, KF95 and N95 masks on a floor spread about in a visually interesting manner. Highlighted is text that reads " Masks. They used to be a big deal. Remember?"
A portrait of Aaron wearing a V-Flex respirator with the background of an airport.
Aaron is sitting in an airport chair, with his back to large window showing a loading gate and airplane. The sun is rising on his early AM flight.
A picture of the MaskNerd wearing a white KF94 earloop mask, taking a picture in the mirror while holding up the packaging. It's a small bathroom with things on counter and towels, clearly not cleaned and impromptu.
A picture of the MaskNerd's bathroom, with a particle counter sitting on the sill along with masks on various surfaces.