Most of us tend to think of air pollution as something that occurs outdoors where car exhaust and factory fumes proliferate, but there’s such a thing as indoor air pollution, too. Since the 1950s, the number of synthetic chemicals used in home products have increased drastically, while homes have become much tighter and better insulated. As a result, the EPA estimates that Americans, on average, spend approximately 90 percent of their time indoors, where the concentrations of some pollutants are often two to five times higher than typical outdoor concentrations. 

Luckily, there are many ways to reduce indoor air pollution. We all know that buying organic and natural home materials and cleaning supplies can improve the air quality in our homes, but there are several other measures you can take as well. 

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