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The case to determine what Mallinckrodt US LLC must do to clean up mercury contamination in the Penobscot River will go to trial May 7.
According to court documents, in 2002 Mallinckrodt was determined to be responsible for the pollution at the contaminated HoltraChem site in Orono. It has been ordered to clean up several mercury contaminated landfills on the HoltraChem site, but it has not been determined what ...