MASK UP “SMART” ! NEW YORK “SMART”. SMART AIR SURVEYS EFFECTIVENESS OF HOUSEHOLD MATERIALS FOR MASKS-RANKS TOP 10 MATERIALS BY BLOCKING ABILITY
Hits: 151 WPCNR THE LETTER TICKER. APRIL 21, 2020; A WPCNR CORRESPONDENT recommends the following article from “Smart Air” which surveys household materials on the relative ability of the materials to stop the .1 micron diameter coronavirus. The article may … Continue reading