( February 14, 2025, 2:56 PM EST) -- BATON ROUGE, La. — While understandably imprecise, a man’s recollection about the drilling mud products he used 40 years ago allows one to infer that he used a defendant’s product, and compliance with federal regulations does not preclude a failure-to-warn claim, a federal judge in Louisiana said in partially denying summary judgment to the defendant company....