In August 2005, styrene began leaking from a rail car in Cincinnati's East End. That was not the result of a derailment, but the leak forced evacuations and shelter-in-place orders for residents.

Styrene has a sweet smell, but manufactured styrene may contain other compounds that give it a sharp and unpleasant odor. Small amounts of styrene are produced naturally by plants, bacteria and fungi.

Styrene is a flammable gas and can be fatal if it’s inhaled. A carcinogen, it can damage organs, inflame lungs and make it hard to breathe, according to previous Enquirer reporting.

Dr. Stephen Feagins, medical director of Hamilton County Public Health, added styrene evaporates almost immediately in the air, so the likelihood of irritation or toxicity is low.

After nearly 30 hours of waiting, residents near a chemical leak in Whitewater Township and Cleves finally got the all-clear to return home around 6:30 p.m. Wednesday.

Styrene, a probable carcinogen and key ingredient in many cured-in-place projects, can be especially toxic and causes a constellation of symptoms like those reported at Merrimack Valley High ...

Q: I’m trying to locate a source for large sheets of styrene. I can find the smaller sheets marketed by Evergreen, but I have ...

Styrene is one of the most common industrial chemicals, with millions of pounds of it made each year. It's used in a wide range of things, such as fiberglass and rubber.

WHITEWATER TOWNSHIP, Ohio — Evacuation and shelter-in-place orders have been lifted after a dangerous chemical leak in Whitewater Township. This is happening on U.S. 50, between State Route 128 ...

According to the National Institute of Environmental Health Sciences, Styrene is a colorless, toxic, flammable liquid, which has a sweet odor. It's widely used to make plastics and rubber.

The European Commission on Tuesday fined five companies a total of 157 million euros ($162.9 million) for participating in a cartel involved in purchasing on the styrene monomer (styrene) market.