PLAYING RUSSIAN ROULETTE with MASKS "Study: Most imported N95 face masks are ineffective In a random study of N95 style masks coming in from Europe and Asia, 60 percent of mask styles were not able to filter at least 95 percent of airborne particulates. The study found a significant..."
https://www.oann.com/study-most-imported-n95-face-masks-are-ineffective/