The BioLab factory in Conyers, Georgia, is still burning and releasing chlorine compounds into the air, causing watery eyes and scratchy throats for people in Atlanta, and public health officials have advised those with respiratory conditions to stay indoors.

For everyone sheltering in place, the best practice is to turn the air conditioning off and keep windows and doors shut,” a statement said.

The chemical plume has put residents in Rockdale County into a shelter-in-place order for the remainder of the week during the evenings into the morning.