Document JJY1NVZBnMB3qYyJGGBojBZNv

ETHYL CORPORATION loo PARK AVENUE BUILDING AT 41st STREET NEW YORK IT, N. Y. March 21, i960 Dr. R. A. Kehoe The Kettering Laboratory Eden and Bethesda Avenues Cincinnati 19, Ohio Dear Dr. Kehoe: Subject: Precautions for Handling Tetramethyllead In reference to our letter of February 23 on the above subject, are you now in a position to discuss these"precautions? EKB:vb K 0002755 ETHYL CORPORATION loo PARK AVENUE BUILDING AT 41st STREET NEW YORK 17, N. Y. February 23, i960 Dr. R. A. Kehoe The Kettering Laboratory Eden and Bethesda Avenues Cincinnati 19, Ohio Dear Dr. Kehoe: Subject: Precautions for Handling Tetramethyllead On November 19, 1959 we wrote you regarding possible up-dating of certain precautions which were originally dated March 2, 19^9 for handling tetramethyllead in laboratories. We can understand why action on this has been held up particularly in view of recent discussions with U. S. Public Health Service. Do you feel it is still in order for us to use these precautions? Yours very truly, y HKB:vb 0002756