Document 3QqGoQLjBkbKXm6GZJ6MNnLaJ

I REPRODUCED AT THE NATIONAL ARCHIVES 1 (( con . December DO, 1 9 . h r . I-. . DuPont, Chairman, h o a r d , L. I . DuPont de Kauours and Company, .. ilm m g t o n , D elaw are, Dear b ir: ^ r e p r e s e n t a t iv e o f t n i s S e r v ic e wno w as a e i a i l e d to a t te n d a r e c e n t m e e tin g o f t h e Am erican C nem ical S o c i e t y in Lew Yorji, nas rep o rtea to the Bureau upon tne proposed use o f lead te tr a etn y l in connection w itn f u e ls for g a so lin e e n g in es, v.rich s u b je c t was d isc u sse d at tne m e e tin g , and i t appeared t h a t tne DuPont ae D etou rs Company w as i n t e r e s t e d in tne d evelop m ent and commercial in tro d u ctio n of t h is su b stan ce. Innsmucn as i t i s u n d erstood th a t wnen employed in gas o lin e e n g in e s, t n is su c s-a n c e w i l l add a f i n e l y uiv idea and to n d i f f u s i b l e form o f lea d to th e e r n a u s t g a s e s , ana fu r th e r m o r e , s in c e _ead p o is o n in g in human b e in g s i s o f the cu m u la tiv e ty p e r e s u lt in g fre q u en tly from tne d a ily in tak e o f m inute q u a n titie s , i t seems p e r tin e n t to in q u ire w netner th ere :;.ignt not be a decided h ea lth hazard a sso cia ted w ith the exten sive use of lead te tr a eth yl in en gin es. B e lie v in g th a t tn is phase o f tne q u e stio n must nave re c e iv e d a t t e n t i o n from, tn o c e i n t e r e s t e d in tne p r o j e c t , I an w r i t i n g to m e a r e w n etner your com-, any n a s c o l l e c t e d any e x p e r im e n ta l or o th e r d ata te a r in g upon the danger o f lea d p o iso n in g from th is source. urs, Luigeon g en era l.