Document DM9ewpZyqgErBgo5ppwzM9pK5

REPRODUCED AT THE NATIONAL ARCHIVES Organic Imi compounds as a d d itio n to gasolina. r Hygleaie laboratory M_ oo p j r R o m b a r 23, 1922 a 5 - / ' h y \ .. :x% The attaohad f i lo with reqpeet to tbo introdaat ioa o f load totra ethyl as an adulatore to gasolina is reqpeetfttlly returned to tbo Rangoon Sanoral, for tbo attention o f Assistant Sargooa Conorai A*tU8tinaon with tbo stat ement that tbo risk of load poisoning froa tbs ago of load totra ethyl in gasolina has boon carefully oonsidorod md this o ffice is not dispoood to resoamend any saporioontol investigation of tbo subject at tbo pro sent tins for tbo following reasonst 1* To soouro trustworthy data would require a oonsidorablo period of tino perhaps a year* This delay would probably prevent results of an eperiaeatal investigation froa being of ouch practical use since tbo tr ia l of the notorial under ordinary conditions should show wbotbar thora is ride to nan 2* xperimental data of oitbar a positiva pr nagativa natura would bo aost , d iffic u lt to interpret with respect to tbo hasard to human beings sines we hags almost no inforaation as to tbo relatif# susceptibility to load of san and of laboratory animals. 3. Experimental re su lts would apply to a limited set of eonditione which might or slight not prevail in the use of the material in gas anginas. I t seems, however, to th is o ffic e that i t would be eminently proper to communicate with the manufacturers, pointing out the p o s s ib ility of hara and inquiring as to whether or not th is feature has been given eonditeration. It ie believed that i t would also be proper to advise health o ffic e r s o f tbo proposed use of lead totra ethyl and suggest the a d v is a b ility of careful watch being kept for manifestations of lead poisoning. C .I.M o C o y , Director. ?