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Fireworks Pollution Could Be Hurting Your Health

The level of particulate matter, or small pollutants like dust, dirt and soot present in the air, increased by 42% on average across the U.S. on the Fourth of July, according to the study. Air conditions are at their worst between 9 and to 10 p.m. on the day of the holiday. More From The Brief: #FullNewsAudioAvailable


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