Chlorine product maker BioLab, site of a Georgia fire, has history of fires and chemical leaks
www.ajc.com
BioLab, owner of the Conyers factory where a fire and chemical release led to evacuations on Sunday, has a history of incidents at the site.

From the Atlanta Journal Constitution News:

The large plume of smoke from a chemical plant fire on Sunday is still visible from I-20 eastbound near West Avenue in Conyers on Monday morning. (John Spink / AJC)