Rising Wildfire Smoke: Will OSHA Join the States Implementing New Worker Protections?
This past summer, the Midwest and much of the East Coast experienced an unprecedented decline in outdoor air quality. Smoke from wildfires in Canada regularly sent air quality ratings well into to the unhealthy range – an Air Quality Index for the smallest particulate matter – PM2.5 – in excess of 151.
Source: safetyandhealthmagazine.com