"Universal wastes" are a special group of hazardous wastes that are widely generated ... Each designated area must be posted with a "Universal Waste Storage Area" sign. Universal waste must be labeled ...

Contact the Hazardous Waste Hotline at 781-736-2561 if you need to: Set up a hazardous waste storage area. Request additional labels or containers. Have hazardous waste picked up. Have biohazard ...