Union Carbide Asbestos Toxicology Reports and Related Memos on Customer Cancer Questions, Including T. J. Hall Memo of January 12, 1965 (1965-1976)

Exhibit of Union Carbide documents on asbestos toxicology, 1965-1976. It opens with a January 1965 memo from T. J. Hall sending salesmen a Dernehl statement to answer customer questions on asbestos and cancer. It also holds later and earlier versions of the Dernehl toxicology report, a 1966 sales memo and press clippings on the Selikoff findings, a 1967 letter, a 1970 Calidria toxicity memo, and a 1976 material safety data sheet.

What the document holds

• Pages 1-2: Memo, T. J. Hall (Nuclear Division) to T. Dougherty, R. A. Miller, R. Stobaeus and T. R. van Fleet, January 12, 1965, on the Asbestos Toxicology Report and customer questions about cancer
• Pages 3-4: Enclosure: Asbestos Toxicology Report, C. U. Dernehl, Director of Toxicology (5 million particles per cubic foot TLV version)
• Page 5: Memo, K. S. Lane, M.D. (Medical Department) to C. Benjamin, T. F. Frangos and others, April 3, 1969, transmitting the revised asbestos report (TLV lowered to 2 million particles per cubic foot)
• Pages 6-9: Revised Asbestos Toxicology Report (1969), discussing mesothelioma and the lowered TLV; page 9 is badly garbled in the OCR
• Pages 10-11: Asbestos Toxicology Report, Dernehl and Lane (5 million particles per cubic foot version), undated
• Pages 12-13: Memo, A. E. Pufahl (Mining and Metals Division) to sales staff, March 1966 (date garbled in OCR), on asbestos toxicology, press coverage and pelleted asbestos
• Page 14: Newspaper clippings (New York Times, Jane E. Brody; Herald Tribune, Earl Ubell) on Dr. Selikoff's Mount Sinai asbestos findings, attached to the 1966 memo
• Pages 15-16: Another copy of the Asbestos Toxicology Report, Dernehl and Lane (5 million particles per cubic foot version)
• Page 17: Letter, Thomas J. Hall (Union Carbide Belgium) to F. Dexter, November 1967, on UK asbestos toxicology work and a request to publish data
• Page 18: Memo, C. U. Dernehl, M.D. to C. E. Metten, March 21, 1970, on the toxicity of Calidria asbestos
• Page 19: Letter, A. E. Pufahl (Mining and Metals Division) to P. R. Cheston (Union Carbide Limited), apparently 1966; date garbled in OCR. Covers toxicology papers, polycyclic aromatics and patch tests for tissue paper
• Page 20: Material Safety Data sheet for Chrysotile Asbestos ('Calidria'), Union Carbide, Niagara Falls, September 1, 1976

People and organizations

From T. J. Hall (Union Carbide Nuclear Division, New York (signed memo of January 1965)); Carl U. Dernehl, M.D. (Director of Toxicology); K. S. Lane, M.D. (Assistant Medical Director); A. E. Pufahl (Mining and Metals Division) to T. Dougherty, R. A. Miller, R. Stobaeus, T. R. van Fleet (addressees of the January 1965 memo).

• Carl U. Dernehl (author)
• Thomas J. Hall (author)
• K. S. Lane (author)
• A. E. Pufahl (author)
• Union Carbide Corporation (its organization)
• ACGIH (named)
• Medical Department (named)
• Nuclear Division (named)

Related pages

Pages on our site about what this document covers: Calidria.

About this copy

This is document UC-119 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 20 pages.