In other words, the so-called chronic lead poisoning of the classical type does not occur following exposure . to tetraethyl lead.

In other words, the so-called chronic lead poisoning of the classical type does not occur following exposure . to tetraethyl lead.

In the case of the second sample there vas no tetraethyl lead and only a very small percentage of decomposition products of tetraethyl lead, and only about 1/2 of I f of inorganic lead.

' \ ' (b) His illness is not of the character which has been seen and described in the literature in the case of tetraethyl lead poisoning*(I can* of course* testify on this point not from my examination of the patient* but from a description of the nature and course of his illness*) (e) The most logical diagnosis is some condition (to me unknown at present) other than lead poisoning.

Ho*, even though only a few cubic centinetcrs of tetraethyl lead a* in~o a gallon ef gas, nearly 70,000 tons of lead arc censuses la nukln, utraethyl lead each year.

Ho*, even though only a few cubic centinetcrs of tetraethyl lead a* in~o a gallon ef gas, nearly 70,000 tons of lead arc censuses la nukln, utraethyl lead each year.

More recent observations have shown that this is not the case at all for some of the other organic lead compounds, and that it is probably not the case for tetraethyl lead.

Moreover, I am sending one other reprint entitled ''The Behavior of Lead in the Animal Organism II Tetraethyl Lead", of which ay supply is now exhausted.

Moreover, I am sending one other reprint entitled "The Behavior of Lead in the Animal Organism II Tetraethyl Lead", of which ray supply is now exhausted.

Summary of the O&llent Facts There can be little real doubt that Mr* Agrosfca wa3 sub jected to an highly sigrdfleant exposure to tetraethyl lead in tiie course of his work.

Lewis and myself, when we observed that we were forwarding tetraethyl lead to Dow.

practical Experience* that the : old method of "gssblirie :washing*tetraethyl; lead drums by no means, completely enables all the tetraethyl lead to be blended - with the storage gasoline- In fact the great proportion of , our returned drums that have been gasoline-washed showsthat there is a considerable quantity (of tetraethyl lead left in - the wash, amounting sometimes to:-tip to>100: c.e* or more of . pure anti-knock compound. .

Bullard has asked us to approve their gas mask for use in lead tetraethyl blend ing.

Bullard has asked us to approve their gas mask for use in lead tetraethyl blend ing.

Porterfields Thank you for your letter of August 21, 1959 and the enclosed report of the Ad Hoc Committee on Tetraethyl Lead, .