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do n95 masks protect against cigarette smoke When and Why to Wear a Mask What kind of mask protects you from smoke? Heavy smoke from hundreds of Canadian wildfires is drifting south across the border into the U.S., turning overcast skies yellow and brown and threatening the health of those breathing it. The KN95 Face Masks and Smoking: How to Stay Safe Brookwood Medical Wildfire smoke harms your lungseven when you can't see it. This #WildfirePreparednessWeek, wear an N95: NIOSH approved Tight seal When outdoors for long periods or smoke ash is present Cloth &

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