Dr. Erk Thorsten Heyen of Wacker Polysilicon talks with the the Chattanooga Times Free Press on Friday at UTC. State Sen. Andy Berke, D-Chattanooga, held an energy conference at UTC whichn Heyen attended.
Photo by Alex Washburn .
published Friday, October 21st, 2011
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A top Wacker Polysilicon official said in Chattanooga on Friday that recent high-profile bankruptcies of solar companies are failures of those firms and don't reflect the industry's health.