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12-24-2021, 07:51 AM
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Is your N95-style mask failing you? Lab tests show some falling way short of filtration standards
 To find out how much Canadians can trust the N95-style masks they're buying, CBC’s Marketplace tested 14 KN95 and KF94 respirator brands purchased from Amazon and big box stores.More... From http://start.westnet.ca News News Provided By WestNet Wireless Internet 
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