Oil, coal, uranium
Mr. Hall retired in 1997 as Chairman of the Board of Directors of Ashland, Inc., a company engaged in specialty chemicals, lubricants, car-care products, chemical and plastics distribution businesses, a position he held since 1981. Mr. Hall also was Chief Executive Officer of Ashland, Inc. from 1981 to 1996. Mr. Hall was Chairman of the Board of Directors of Arch Coal, Inc. from 1997 to 1998, and a director until 1999. Mr. Hall also serves on the Board of Directors of GrafTech International Ltd.
