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New study says fireworks have small effect on air quality, but doctors not impressed | iNFOnews : vimarsana.com
New study says fireworks have small effect on air quality, but doctors not impressed | iNFOnews : vimarsana.com
New study says fireworks have small effect on air quality, but doctors not impressed | iNFOnews
MONTREAL - Almost a year after smog from wildfires led officials in Montreal to cancel two major fireworks shows, groups representing pyrotechnics companies have released a study that concludes the displays have a small effect on air quality.
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