NORWELL, Mass.–(BUSINESS WIRE)–Clean Harbors, Inc. (“Clean Harbors” or the “Company”) (NYSE: CLH), the leading provider of environmental and industrial services throughout North America, today formally released its disposal and treatment guidance standards for PFAS (per- and poly-fluorinated alkyl substances), the “forever chemicals” that pose significant human health risks. The Company’s recommended framework of disposal and treatment options is designed to help decision-makers at organizati