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    Jeff Gilchrist (jeffgilchrist@mstdn.science)'s status on Sunday, 08-Dec-2024 07:00:32 JSTJeff GilchristJeff Gilchrist

    Some cool images of particles being captured by an N95 respirator. "The 'big'' crystals are about 1.5 microns. The smaller captured particles are as small viruses like COVID." ( https://threadreaderapp.com/thread/1865453640510824790.html ). 🧵 1/

    #N95 #Respirator #Virus #Filter

    In conversationabout 2 months ago from mstdn.sciencepermalink

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    1. https://static.mstdn.science/media_attachments/files/113/613/557/710/099/108/original/fa2aa14a235ed428.jpg

    2. https://static.mstdn.science/media_attachments/files/113/613/558/291/038/354/original/389b745f72ffec9d.jpg
    3. Domain not in remote thumbnail source whitelist: shots.threadreader.app
      Thread by @ghhughes on Thread Reader App
      from @ghhughes
      @ghhughes: Do N95s and KN95s filter viruses? Yes. Here's an electron microscope image of salt particles on the fibes of a KN95 by @zhouliang_mask. The image is of a NIOSH-type salt loading test of the melt blown...…
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