WaterTreatmentLab (IMAGE) West Virginia University Caption A West Virginia University chemical engineering student analyzes water samples as part of research that uses two different forms of industrial wastewater to purify each other. Although the sample sizes are small, a new process systems analysis shows stakeholders, like power plant operators, what to expect when cotreatment happens at a much larger scale. Credit WVU Photo/Paige Nesbit Usage Restrictions NONE License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.