December 20, 2012 – The Michigan Occupational Safety and Health Administration (MIOSHA) recently granted renewal of its MVPP Star Award, the state’s highest workplace safety and health award, to Occidental Chemical Corporation’s (OxyChem) calcium chloride manufacturing facility in Ludington. The MIOSHA program is part of the Michigan Department of Licensing and Regulatory Affairs (LARA). “OxyChem’s Ludington Operations’ long-time commitment to…