Document 8Rjx1OggwNNO7XpNqkQbL3GGe

Trom t y * desk a i %; &>^j&*4 ^/B4SRT A.' EOE: . ., . . ' V Us-** f * L. *%*f , . , .................- ..................................................................... i --..4- ftjj .. 'ii.&f ,' '... i. .i .f j s f ' Cm * i ` '"- ' r ,/ `l i " U.A-ti 2'* ^ ii 1&4*. e .i. l^ i) . ./ / A/W*-W' iA^ -- Ai -1 Y *L-` /- *V-* . 'v * 5^ ~ ^ HJ j\ Mi~r\ J' it % h Z L A .-St*/,,S V> -| * /:.* .** ^tvUCw*- ,. v A. -1-'-"'i' i'f-/r? -/,1..;,' . ` ' W-4 2 6 , 1957 sed to Et h yl Co r p o r a t io n , h a s com e to m e , a s k->P i*t*i!tvVA5') :' .' ' . *' in in g te tr a e th yl le a d a t fillin g station s- b u lk -tu J s. ____ jh t Js irer ca u s e d a n y c a s e s o f le a d p o is o n in g/ t h e fe p e r io d , o f it s u s e . T h e r e w e r e c a s e s o f p oison in g am on g m en en gaged in the m a n u fa ctu r e o f t e t r a e t h yl le a d d u r in g th e e a r ly p e r io d of th e d eve lop m e n t of m a n u fa ct u r in g p r o c e s s e s , and t h e r e was a t im e w hen s u ch c a s e s o c c u r r e d in co n n e ct io n w it h t h e cle a n in g an d r e p a ir in g o f la r ge ga s o lin e s t o r a ge t a n k s , (in w h ich th e typ e o f e xp o su r e is t o t a lly d iffe r e n t ) . It is th e s e cases th at h ave b e e n r e s p o n s ib le fo r the id e a , w h ich s t ill e xis t s in som e p a r t s o f. th e co u n t r y, th at th e o r d in a r y h a n d lin g o f ga so lin e is dan ger ous fr o m the a sp e ct o f it s lead con ten t. The tr u th of the m a t t e r is th at th is p r ob lem w as in ve s tiga t e d v e r y e xt e n s ive ly in th e e a r ly days o f th e u se of lead ed ga s o lin e , an d it was shown th at no such d an ger e xiste d u n d er o r d in a r y cir cu m s t a n ce s . The r e a so n b a ck of th is sa fe ty is th a t th e le a d con ten t o f th e ga s o lin e is s o low t h a t , (1) t h e r e ie no m e a s u r a b le a b so r p tio n o f le a d d u r in g co n ta ct of the ga s o lin e w ith the s k in , and (2) the vap or given o ff fr o m ga so lin e in open co n ta in e r s con tain s on ly n e gligib le am oun ts o f le a d . It is fo r th e se r e a so n s th at lead ed ga so lin e could be m a r k e te d , fo r if th e fa ct s h ad b e e n o t h e r w is e , t h is typ e o f gasolin je cou ld n e ve r h a ve b e en used. I am quite s u r e , th e r e fo r e , th at M r . M cElv a in w as n ot p oison ed b y te tr a e th yl le a d an d th at th e p h ys icia n s a t the Ve t e r a n s ' Ho s p it a l w e r e co r r e ct in t h e ir o p in io n . It is o f s o m e im p o r t a n ce ,in t h is co n n e ct io n , to kn ow t h a t th e a b s o r p tion o f lead in th is fo r m d oes not d am age the p e r ip h e r a l n er ves so a s to p r oduce a n e u r itis. At le a s t, we have n ever seen a ca se of n eu r itis even in the ca se s th at have been known to be due to the ab sor p tion of te tr a e th yl lead in la r ge q u an tities in the op er a tion s to w hich I r e fe r r e d p r e vio u s ly. Th e r e p o r t o f th e fin d in g o f le a d in yo u r h u sb a n d 's u r in e "a t the u p p e r lim it s o f n o r m a l" ten ds in it s e lf (dependent upon how and w h er e th e an alyses w er e H o o m '6 9 ? joPe' b i &P" e6 ^iAvP < ,,Vt A ` ^ A^ \ ^ vi* i\ C A0 vy ,A c O1' ,* ^ *p< co > ,,. v -i > o ` * -* $ ' 4 <A, *,, >* ' ,. * ,i V *^ ' \4 V' ': vV ^ a *a ^ U*- * *V V i* * V t < # > \ * V *. < !% ** * 1 - . ' V < > V o^Y