BATON ROUGE - Residents near the Denka and DuPont chemical plants in Reserve, Louisiana have known the words "ethylene oxide" and "chloroprene" for years, but they never truly wanted to know what they mean.On Tuesday, the U.S. Environmental Protection Agency finalized a ruling that will significantly reduce the amount of toxic air pollution emitted from chemical plants. The ruling affects 218 chemical plants across the country, 51 of which are located in Louisiana. The EPA's decision to reduce... Read this story