239 RED FLAG: University of Maryland: "Study shows N95 masks near-perfect at blocking escape of airborne COVID-19"⸻This study is going to be used as the sole justification to bring back masking (sph.umd.edu) posted 157 days ago by nothingberg 157 days ago by nothingberg +239 / -0 89 comments share 89 comments share save hide report block hide replies
the published size of the COVID virus is 70-140 nanometers. the N95 mask is rated at 95% retention of 300 nanometer particles. Hello! It's about CONTROL - not a virus.
its about spreading FEAR - not sound science.