CHICAGO (CBS) — Rescue crews are on the scene of a possible chemical leak at a plant in far southwest suburban Elwood.
The incident occurred around 9:30 a.m. on Tuesday at Stepan Chemical Co., 22500 W Millsdale Road.
According to the Will County Emergency Management Agency, a relief valve opened up and a chemical called therminol was released in vapor form.
A total of 18 workers in the area were exposed and most used a decontamination shower to treat themselves. One person was taken to a hospital in Joliet.
Several ambulances and hazardous materials personnel were sent to the scene.
According to the company website, Stepan Company was founded in 1932 by Alfred C. Stepan Jr.
Headquartered in Northfield, Stepan manufactures basic and intermediate chemicals for a variety of food and pharmaceutical products.