Fence: hank you very much for your letter of February and the enclosed booklet on Occupational Lead zcposure and Lead Poisoning.

The actual time of the onset of poisoning is unpredictable, but is triggered by some mechanism, presently unknown, whereby harmless lead, probably chemically bound lead, is converted into toxic lead, probably ionic lead, in the tissues of the body.

This Massachusetts law -- described os "an Act providing for a comprehensive program of lead paint poisoning prevention and conhol" -- is slated to take effect Januarly I, 1973.

This Massachusetts law -- described os "an Act providing for a comprehensive program of lead paint poisoning prevention and conhol" -- is slated to take effect Januarly I, 1973.

More cesssenly .quantities sufficient to cause poisoning are absorbed over a period of months or pears.

Sometimes the inclusions are surrounded by contracted chromatin,8110 but the weight of evidence has made it appear unlikely that they are derived from nucleoli.7,10-11 To learn more about the nature of such intranuclear inclusions, we have studied kid neys of rats poisoned with lead 'subacetate.

MOVIE ON LEAD POISONING The question of an educational motion picture on the causes and diag-__ nosis of lead poisoning was discussed at considerable length during the discussion of the safety and.hygiene budget, it "being estimated that such j j a movie would cost In the neighborhood of $40,000.

An order was placed on the claim on December 31, 1935, disallowing claim, and dismissing the application for modification of award fi^ed August 7, 1935, for the reason that the proof indicated that if tr.3 claimant suffered any exposure at all to lead poisoning, it v.as so slight in its nature that it oould not possible nave affected his conceded pre-existing condition.

I have not been unmindful of the tragic problem of lead poisoning among children in this and other cities.

I have not been unmindful of the tragic problem of lead poisoning among children In this and other cities.

That is [to say, cumulative lead poisoning could occur, but it is most unii; rely that acute lead poisoning, as a consequence of a single experience lasting for a few days at a time, would result in difficulty Our reason for the present version of your regulations in tha regard, was that in the absence of supervision, It would not be pc;ssible to anticipate when serious danger might exist, and therefore it was wise to take these additional precautions.

As to the cause of the infections, the complaint alleges that he "came in contact with rnnch of the fumes and vaport froia said gasoline which contained a mixture of lead and other poisonous substances".

They now display a sign at one of their stations which reads as follows: "Mo Poison (Lead Treated) Gasoline Sold Here".

,No Poison (Lead Treated) Gasoline Gold Here".

Public Health Service, I came across a very interesting letter from you in regard to lead poisoning in children.