Kehoes paper on tetraethyl lead poisoning.

RespLratory system (pulmonary edema); by Inhalation of vapors "Semeaan" mercurial seed disinfectants Systemic and 3kin (vesicant); by contact or inhalation of dust DUP 0901193 Sulfur dioxide Respiratory system (hazardous to asthmatics); by inhalation "Teflon", combustion products Respiratory system (pulmonary edema) by inhalation of fumes or amokc (welding hazard) Tetraethyl lead Syotcmic; by skin contact or o inhalation of vapors Ci jo h Mg. of particulate material per cubic meter of air Threshold Limit Value (l^uG)____ 5 ppm 3* 0.5 mg/to 5 ppm 0.1 mz/iY 0.1 ppm 5 ppm 0.075 ng/to'

Kehoe: Thank you for your letter of June 15, enclosing the draft of "Changes in the Regulations for the Sale and Distribution of Gasoline Containing Tetraethyl Lead".

Kehoe*s paper on tetraethyl lead poisoning.

I have only one other comment to make, and that refers to the use of dye in this tetraethyl lead.

stibine Stoddard solvent 105 08 50 450 302 20 to 399 styrene monomer 90 11 6 1 914 295 28 sulfur sulfur, molten sulfur chlorides 245 280 sulfur dioxide 14 sulfunc acid tellurium 1,1,2,2-tetjabromoethane 1,1.2,2-tetra chloroethane tetrachloroethylene -- tetraethyl lead 185* nonflammable nonflammable nonflammable - 463 28 295 31 248 31 dec 44 0 2 0 (approx) 124 23- SD-37 C-48 2 1 0 275 SD-74 592 210 SD-77 300 SD-52 C-39 3 0 1 325 SD-20 C-12 >100 19 1 66 323 SD-34 C-9 SD-24 C-11 12-60 12-59 12-55 9-57 4-64 12-65 8-63 1419 *Open cup flash point 'The higher the number, the slower the evaporation rate Number in this column refers to date of publication in AIHA Journal

Lewi* Attached hereto ia exchange of correspondence with Lel&nd Doan of Doe Ghmieal in connection with the use of one hundred pounds of tetraethyl lead which we recently sen* them* I believe Mr.

Just reaching the audience at the California Club meting alone was a considerable step forward in the Job of keeping the industry safe from the 3jread of inaccurate information on the use of tetraethyl lead.

What he has done, however, is to influence the thinking of legislative leaders and medical people who up until now apparently have been confused about tetraethyl lead and lead oxide since much of their information seems to come from Mr.

of tetraethyl lead per American gallon and in connection with the operations concerned with the maintenance, fueling, repairing and overhauling of aircraft engines and fuel tanks.

Tetraethyl lead is an important example of this type of compound.

#ililll|l.jpWWWPPPiPWWWiWWgP|W^Wi^ -* i-iiiigiyiTarlrrMri^^ 'rf***'-*^ lAtf-JW U-Jlil P1 LIA15681 y wn. i i p u pp i j Uadi otldai. lead ailiceiea Irad dnailM. aad tetraethyl load, to aana naif Af j TW* ocher 60 par caal of ike lead coerea*d ia larpeiy ia netalllc fora either aa pair lead or aa ailoya Anaap the atore Inponaal prodacta ia tbit proop art etrrtpr battery arid* eaUa abnelkiap aranaaiuoa. pipe.

#ililll|l.jpWWWPPPiPWWWiWWgP|W^Wi^ -* i-iiiigiyiTarlrrMri^^ 'rf***'-*^ lAtf-JW U-Jlil P1 LIA15681 y wn. i i p u pp i j Uadi otldai. lead ailiceiea Irad dnailM. aad tetraethyl load, to aana naif Af j TW* ocher 60 par caal of ike lead coerea*d ia larpeiy ia netalllc fora either aa pair lead or aa ailoya Anaap the atore Inponaal prodacta ia tbit proop art etrrtpr battery arid* eaUa abnelkiap aranaaiuoa. pipe.

They see clearly that BAL does not save the lives of ani dose of tetraethyl lead, whether the latter is after the intoxication has developed.

Hood (2) - January 31, 1957 : ; ''VjV manufacture of tetraethyl lead.