Tag Archives: “safer” tobacco

April, 2013 — Former laboratory director at the United States Department of Agriculture (USDA) Dr. Tien C. Tso, better known as “T.C,” died April 9, 2013 at his residence in Riderwood in Silver Spring, of natural causes.  He was 95. A long time resident of Beltsville, MD, he began forging a distinguished USDA career in 1950 at the Tobacco Research …

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