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California fires: N95 mask with valve is good for smoke, bad for coronavirus Here's the fix ABC7 San Francisco n95 mask cigarette smoke can make anyone sick, but some people have a higher risk. Take Can Surgical Masks Block Cigarette Smoke? Armbrust American If you live or work near a fire or where the air quality is unhealthy, the best way to avoid breathing in smoke is to stay inside. If you must go outside Passed The Smoke Of 100 Cigarettes Through a Mask

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