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12-24-2021, 07:51 AM
https://i.cbc.ca/1.5974454.1639530251!/fileImage/httpImage/image.png_gen/derivatives/16x9_460/kn95-mask-test.png 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.
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More... (http://action.news/newstempcb.php?article=/news/canada/mask-filtration-standards-marketplace-1.5974442)
From http://start.westnet.ca News
News Provided By
WestNet Wireless Internet