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Message: <blockquote data-quote="rickyb" data-source="post: 4975202" data-attributes="member: 56035">By way of comparison, the ASTM-certified masks will be required to filter out far less than an N95 mask but will still offer much more protection than do most consumer face coverings currently on the market, says Jose-Luis Jimenez, PhD, professor of chemistry at the University of Colorado in Boulder. Right now, “I can guarantee you that half of what is sold doesn’t meet either level 1 or level 2 of the new standard,” says Jimenez, who studies aerosols. “So as the standard starts to be applied, consumers will have a way to choose.”[URL unfurl="true"]https://www.consumerreports.org/personal-protective-equipment/new-standards-will-help-you-choose-an-effective-covid-19-face-mask/[/URL]</blockquote>