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Strazdas1 t1_ixgtvn9 wrote on November 23, 2022 at 9:48 AM

Reply to comment by swiftcleaner in Decades of Air Pollution Undermine the Immune System by filosoful

there will be more microplastics in unfiltered air than filtered one with a mask like that. wearing N95 everywhere can be expensive if done properly. Its one time use for 2 hours then you put on a new one.