This course is designed to train operators in the practical aspects of operating and maintaining treatment plants receive wastewater from electroplating, metal finishing, and printed circuit board manufacturing facilities. Information is presented on the need for treatment of metal wastestreams, sources of wastewater, material safety data sheets (MSDSs), and employee right-to-know laws. Operators learn to operate and maintain the equipment and processes used to treat metal wastestreams and how to treat and dispose of sludge produced by the treatment processes. This course focuses on actual operation, maintenance, and troubleshooting procedures, with particular emphasis on safety. Operators also learn to solve arithmetic problems needed to operate treatment processes for metal wastestreams.