Mealey's (May 31, 2023, 2:22 PM EDT) -- NEW ORLEANS — The U.S. government has filed a brief in Louisiana federal court seeking to seal its brief opposing a motion to dismiss filed by DuPont Specialty Products USA LLC in a lawsuit related to carcinogenic chloroprene emissions from neoprene manufacturing operations, arguing that some of the information included in DuPont’s motion to dismiss is confidential....