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Mark C. Rohr was elected President and Chief Executive Officer of our company effective October 1 2002. Mr. Rohr served as President and Chief Operating Officer of our company from January 1 2000 through September 30 2002. Previously Mr. Rohr served as Executive Vice President Operations of our company from March 22 1999 through December 31 1999. Before joining our company Mr. Rohr served as Senior Vice President Specialty Chemicals of Occidental Chemical Corporation (chemical manufacturer with interests in basic chemicals vinyls petrochemicals and specialty products and subsidiary of Occidental Petroleum Corporation). | 