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RTN: Toronto's wildfire smoke has become so intense that current air quality is being estimated as the equivalent of smoking about 0.125 cigarettes per hour or roughly one cigarette every 8 Chemical Dissection of PM2.5 in Cigarette Smoke: Main and Sidestream Emission Factors and Compositions Burning or Vaporizing Anything Causes Particulate Matter (PM 2.5) American Nonsmokers' Rights Foundation What Is a Smart Smoke Detection System? The PM2.5 Guide to Protecting Your Property Alertify
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