n appreciable effect for short exposure The high concentration of carbon monoxide -limits* the exposure to undiluted exhaust gases so much that there is no possibility of the development of lead poisoning or appreciable lead absorption as a result of exposure to undiluted exhaust gases* If the exhaust gas is sufficiently diluted to avoid carbon monoxide intoxication the lead absorption is then negligible* Thus only other materials in exhaust gas as a result of the combustion of Ethyl Gasoline are small amounts (little more than traces!

This was presented in part, such as, for example, the data and discussion and tetraethyl lead poisoning as a general industrial and hygienic problem,and the observations made on the metabolism of lead that prove "deleading," by the most commonly suggested means, to be an impossibility.

Committee on Lead Poisoning), as yet unpublished, for such use as it may be to you in its present form.

GARIDCK, Director Scientific Section 0035BHD000003196 PROGRESS THROUGH COOPERATION N 4441 'ft-. 0035BHD000003197 ^ 44414)4 BALTIMORE CITY HEALTH DEPARTMENT Policy concerning the removal of lead paint in order to prevent lead paint poisoning in children 1.

GARIDCK, Director Scientific Section 0035BHD000003196 PROGRESS THROUGH COOPERATION 'ft-. 0035BHD000003197 ^ 44414)4 BALTIMORE CITY HEALTH DEPARTMENT Policy concerning the removal of lead paint in order to prevent lead paint poisoning in children 1.

As to the treatment which ws have used in oases of lead poisoning, I can cover the situation very briefly by saying that t*e know of no successful specific treatment.

It will be picked up by every enthusiastic physician as a treatment for lead poisoning, and it will be used instead of prophylaxis.

Since this did not conform with good practice or regulations already adopted by other jurisdictions, the Association was able to have this un reasonable requirement removed* This problem of childhood lead poisoning should also not be undorstimated.

Professor Vigilant recalled that In his clinic alone, he 6ees more cases of Industrial lead poisoning than are recorded In the vbole of England In one year.

Since most of the presently known cases of childhood lead poisoning can be traced to load paint ingestion, it is desirable to make this paint inaccessible to children.

Since this did not conform with good practice or regulations already adopted by other jurisdictions, the Association was able to have this un reasonable requirement removed* This problem of childhood lead poisoning should also not be undorstimated.

To estimate the ultimate effects of lead poisoning oil body and mind, an accurate evaluation of the original degree of lead encephalopathy is d e sirable.

The standard for lead content set by the Columbus Ordinance is not unreasonable since it is that which is now prescribed by the Lead Based Paint Poisoning Prevention Act -- 1%.

removed from lead exposure under the The final lead standard will be based In the final standard for employee ex pro-osed lead standard's medical sur on the total record developed including posure to coke oven emissions.

I do not take#'' too seriously^' from that source, the suggestion that clinical lead poisoning occurs or recurs in association with levels of lead concentration in the blood of 0.05 mg. (50 micrograms) per 100 grams of blood.