Document nmORj74dvnpek0gJ0zXxnVbNX

ETHYL CORPORATION INTER-OFFICE To Dave Zumalt ^ Address From CSrlB ri^ers^M. D. Subject Outside Contractors Address Date January 15, 1980 A physician is required to certify that an employee is physically and mentally capable of wearing a cannister type respirator. There is nothing in the new inorganic lead standard that requires a pulmonary function study and a 14" X 17" AP chest X-Ray. However, these two specific tests are required in the Federal Asbestos Standard. Mr. Bitting in Engineering has a copy of the medical part of each of the following standards: 1. Vinyl Chloride 2. Asbestos 3. Inorganic lead If detailed information is needed, I would be glad to elaborate after you have a chance to look at those. CBM/cb