A group of Massachusetts lawmakers traveled to Maine on Tuesday to learn about the state's efforts to address PFAS pollution and to discuss possible regional collaboration on regulating the "forever chemicals."

Maine has passed some of the most aggressive laws in the nation regulating PFAS ever since the industrial chemicals began showing up in tests of farm fields , wells and public drinking water systems across the state. As concern grows about contamination in Massachusetts, state lawmakers said Tuesday that they are looking to Maine for guidance when crafting their own regulations on the use of human sludge, or "biosolids," as fertilizer and phasing out PFAS in products.

"I've long understood Maine's leadership nationally and internationally on the issue of banning PFAS, banning bi

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