Document n72MwEVYdKMByNXOdE3v82Ow

Et h y l Ga s o l i n e Co k p o k a t i o n O h K YS I .r.It B E l h D I N O 4 0 3 Le x i n g t o n A \ t :n i 'E N e w Yo r k August 26 1940 r icic; ..h 'J r 'D T Y Following are questions pertaining to Dr. machie's recent paper on k cleaning problems; 1.. 'why is organic lead found in inverse proportion to inorganic ? 2. what is the enact.purpose of litharge in the refining of gasoline 1 . If- inorganic lead found in storage tanks is traceable to the use of litharge- at refineries, wnat was the ratio of inorganic lead concentrations in tanks of refineries not using litharge compared v.hth refineries that do use litharge?. Are there any practical physical or cneaical methods of converting organic lead to inorganic lead in an.empty storage tank prior to cleani Very truly yours, w .^.fb a jjiyx, V/. .1 1 Ball Jr. KEr 0022361