1. Ed Hodgkins Ed Hodgkins United States says:

    Smaller particles are affected more so by Brownian motion and are more apt to be captured by nearby thread.  It is therefore logical that the mask would capture smaller objects more efficiently.  None of these things measuring as small as nanometers travel in a directly line.  There are a lot of forces at work.

    • Jake Martin Jake Martin United States says:

      What kind of science and math are they teaching you "geniuses" these days?  Now I can see why so many of today's medical personnel and scientists accept all of the lies coming from the cdc, who, and climate change idiots!

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