In the U.S. District Court for the Southern District of Indiana, Aaron and Taylor Seed's attorneys accused Sabic Innovative Plastics of "gross negligence," among other charges.

Aaron Seed, a pipefitter, said he was exposed to phosgene gas – made infamous in World War I as a lethal chemical weapon – at SABIC's Mt. Vernon facility after a leak.

As a pipefitter worked from a lift at SABIC Innovative Plastics' massive Posey County, Indiana, facility in February, he got hit with a toxic surprise: Phosgene gas, a compound made infamous as a chemical weapon in World War I, had leaked into the air and then into his lungs.

That's according to a federal lawsuit filed Thursday on behalf of pipefitter Aaron Seed and his wife, Taylor Seed.

In a 15-page civil complaint filed in the U.S. District Cou

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