[Factual] Does SARS-CoV-2 transmit via aerosol particles that are too small to be filtered by masks? If so, to what extent?

[Tfletch1]

Here’s a thread I started recently on masks and the Delta variant. @Retzbu_Tox posted a bunch of links in a July 20 post.

SARS-CoV-2 Variants and Mask Effectiveness (Factual)

In this thread, @puzzlegal, @ThelmaLou, @Jay_Z, and I were discussing the robustness in protection of masks against the new Delta variant. I started this thread to avoid hijacking that one. The question is, does the higher transmissibility of the Delta variant decrease the effectiveness of masks? Why The Delta Variant Is So Contagious: A New Study Sheds Light : Goats and Soda : NPR A few things to consider: The viral load in the respiratory tract (1000X higher in Delta variant), will effect…