Kehoe: You are acquainted, I understand, with the fact that the Dow Chemical Company is using tetraethyl lead in a chemical process.

Kehoe: You are acquainted, I understand, with the fact that the Dow Chemical Company is using tetraethyl lead in a chemical process.

Tetraethyl lead intoxication and elated compounds of lead, J.

Lead flashing is also plainly visible Detail of the impressive lead finial and leadcovered stee

Lead flashing is also plainly zdsible Detail

On the same sheet, question 40, you use a factor of 470 for pounds of tetraethyl lead per large drum; actually the rounded figure should be 473 (the weight being 472.86 pounds).

On the same sheet, question 40, you use a factor of 470 for pounds of tetraethyl lead per large drum; actually the rounded figure should be 473 (the weight being 472,86 pounds).

.-' in a case where one of their former gas station employees is sjting* claiming that .he contracted lead poisoning as result of hand ling tetraethyl lead;gasoline

e found he r to be suffering from at the time of our examination -was rela t e d to the use of gasoline containing tetraethyl lead, as we consider that 3 definitely toxic substance.

By way of preface I should like to call your attention to the fact that I am preparing at the present time an article for publication which will present the most detailed evidence which has been obtained by the most precise methods available as to the extent of the exposure to lead which is associated with the handling of gasoline containing tetraethyl lead, as well as that \7hich 13 associated with the repair and operation of motors which burn such gasoline.

By way of preface I should like to call your attention to the fact that I am preparing at the present time an article for publication which will present the most detailed evidence which has been obtained by the most precise methods available as to the extent of the exposure bo lead which is associated with the handling of gasoline containing tetraethyl lead, as well as that which 13 associated with the repair and operation of motors which burn such gasoline.

It seemed unlikely that this was the case since tetraethyl lead is not as irritating to the skin as is gasoline.

It seemed unlikely that this was the case since tetraethyl lead is not as irritating to the skin as is gasoline.

If you will forward us one of your respirators and smoke masks with cartridges for organic vapors^for lead tetraethyl, we will be pleased to examine them and answer the inquiries that now are pending.

Wo have had several requests for approval of your chemical cartridge respirator and fume and smoke mask for use in working in atmosphere contain ing lead tetraothyl* In looking over your folder describing these masks, we find no reference to the types of cartridges available or to the cartridge which you recommend for use in organic vapors* If you will forward us one of your respirators and smoke masks with cartridges for organic vapors^for lead tetraethyl, we will be pleased to examine them and answer the Inquiries that now are pending.