Document v15YzkNg0z1w0vB4Dn0amQZM8

October 14-, 19^1 Memorandum Dr. Egloff (Universal Oil Company, Chicago, Illinois) called to request information on methods of cleaning gasoline tanks, tank cars, drums and tins to remove deposits after service with leaded gasoline. Source that prompted query not known. Advised: (a) Not feasible to clean by any method. (b) No means for sxipervision of any procedure. (c) No necessity for consideration in U.S.A. because of sufficient facilities for water can be supplied. Willard Machle, M.D. 0022655