Poor air quality in the home: The PM2.5 standard and indoor air pollution.
We’re worried about the purity of our outdoor air, but what about our indoor air quality? Particulate matter (PM) in the air poses a threat to our health and wellbeing. But we’re naïve if we believe that it’s only the air we breathe outside that is a threat. We spend, on average, 90% of our time indoors. Outdoor air pollution in the form of particulate matter doesn’t stop at our doors or windows. In fact, additional sources of particulate matter are found...