From the data as given I do not find sufficient evidence to be absolutely sure of the diagnosis of lead poisoning.

In centaln industrial establishments, or in certain occupations, the expos ure to lead is such as to yield elevated values for lead in the bl ood, but no cases of poisoning occur. e have learned by experlenc e that these Industries or occupations are safe.

from lead poisoning."

I cannot go into th e d e tails of the th e ra p y of lead poisoning h e re , fo r it is a long sto ry .

In occupational exposure respiratory uptake may largely exceed oral uptake; control of Pb concentration in air and of duration of exposure generally speaking achieves prevention of Pb poisoning.

Fatal poisoning can result from exposure for half an hour or loss under suita ble conditions.

Tetraethyl lead is now manufactured only by B.

At present complete co-operation is unlikely to be vouchsafed to us, but we expect that before long cases of lead poisoning are likely to arise in some numbers.

Lead poisoning...............................................

He is agreeable to substituting the word "harmful" in place of either "poison" or "poisonous".

He condemns the addition of white lead to paints and all colors contain ing it, declaring them to be poisonous in a large degree, both for the work men and for the inhabitants of a house painted with lead colors.

He is agreeable to substituting the word "harmful" in place of either "poison" or "poisonous".

Thla article la of interest to those of ua vho are Involved In the problem of childhood lead poisoning In that It outlines In fair detail the experience and methods used In the City of fbllAdelphla's successful program.

Louis Post Dispatch, December 16, 1965, p. 11 F) on the symposium held last week on the effects of lead in the environment have quoted you as stating that a level of 8 micrograms of lead per liter of blood is the point above which lead poisoning may occur.

, LEAD POISONING IN CHILDREN Historical - Coraparat.ively rare disease Use of lead nipple shields Use of cosmetics - face and neck - contaminating breast - Japanese Use of stains and dyes on hair - India More recently Frequent occurrence in Queensland Calling attention to paints of high lead content Present problem in USA.