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Low cost PM2.5 Sensors: An Assessment of their Suitability for Various Applications Aerosol and Air Quality Research 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 Cardiovascular Mortality and Exposure to Airborne Fine Particulate Matter and Cigarette Smoke Circulation Breathing in Delhi = Smoking 10+ Cigarettes Day Here's what NO ONE tells you Delhi's PM2.5 levels are 1520 above safe limits. These particles enter deep into Everyone is affected differently by air quality. The estimate now is if you're outside for a few hours, it adds up to smoking one cigarette. Some are very bothered by that and

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