Fireworks on Mall likely to cause hazardous air pollution, documents show
Source: WaPo
"Fireworks for this year’s July Fourth celebration are expected to cause hazardous levels of pollution around the National Mall and “very unhealthy” conditions in central D.C., according to internal National Park Service documents reviewed by The Washington Post.
The show, billed by the Trump administration as the largest pyrotechnic display in history, will include some 850,000 fireworks in a roughly 40-minute show expected to start at 10:30 p.m. or 11 p.m., according to organizers. President Donald Trump will speak as part of the event, which marks the 250th anniversary of U.S. independence.
...Levels of up to 1,200 micrograms per cubic meter match what have been recorded with other fireworks events but are nevertheless reason to take precautions, said George Thurston, a professor of medicine and population health at New York University. He added that the worst-case scenario would exceed anything he has seen previously recorded from pyrotechnic displays.
“People should use the precautionary principle, which is to minimize exposures,” Thurston said. “An N95 mask would be a good idea.”
Read more: https://wapo.st/4p1WAgv
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