The Association has been successful in defending the Z66.1 Standard and this definition has been incorporated into the Lead Paint Poisoning Prevention Act of 1970.

T doubt, very much if this material is capable of giving rise to industrial lead poisoning under the conditions of its use, and if I have occasion to find evidence on this point one way or the other, I shall be glad to caljl your attention to it.

Let me close off such discussion with me, by saying that the interpretations of the rate of the excretion of lead, itself, in the urine, under a variety of conditions, coupled with the determination of the concentration of lead in the blood, have eliminated the necessity for studying (for purposes of control of lead poisoning in industry), by the much less specific changes in the blood.

I believe that the reason for this is that a number of variables have to be operating in a given direction at one time to create a situation in 'which poisoning must occur.

I am Interested in your plans for the comparison of various analytical results in various stages of lead poisoning, and in the recovery therefrom.

This is in addition to the routine physical examinations for indications of lead poisoning.

Kehoe Page 2 May 10, 1971 In the meantime, it has been pointed out that on numerous occasions the 7 ppm represents a clear improvement over no standard at all and will prevent the overt lead poisoning cases which have inevitably been linked with ex tractions of a far greater magnitude.

They have concluded that with the clinical picture appearing as it. did in a time relationship with the organic lead exposure that he has intracellular brain damage due to lead poisoning.

Boston, Aass, My dear hr. 3d sail: My understanding of the lead fund, v/as that it was given for t>e study of lead poisoning without any strings at tached, and that the additional 05000.00 was given on the same basis as the original money, so that I think it would be perfectly justifiable to use it for such a trip as the Spray Painting Commit tee.

The Association has been successful in defending the Z66.1 Standard and this definition has been incorporated into the Lead Paint Poisoning Prevention Act of 1970, While wi have been assured that the concern of FDA at this time is limited to children's toys, etc. and there is no intention of extending any .reduction, voluntary or otherwise, to interior or exterior paints generally, we must be mindful of and concerned with the precedent that could be established by a substantial reduction in the area of this present inquiry.

The Association has been successful in defending the Z66.1 Standard and this definition has been incorporated into the Lead Paint Poisoning Prevention Act of 1970.

I think we can say with very good assurance .that the leaded individual loses most of his lead within the first six months after the cessation of exposure, and that he reaches the normal level al most regardless of the quantity absorbed in very little over a year.

Carlisle has requested that I give you the clinical data which we have on the case of lead poisoning which Mr.

This is not difficult, so long as X remember that the issue is my usefulness to the others, while still working productively, so X hope, at my own tasks^/ I am Interested in your plans for the comparison of various analytical results in various stages of lead poisoning, and in the recovery therefrom, a great deal of work of this type is being pursued in connection with industrial exposure to lead, both here and abroad, with quite interesting results.

Under ordinary or even approximately satisfactory conditions of handling leaded gasoline, it is not to he supposed that there would he the slightest' danger of the occurence of tetraethyl lead poisoning.