Rot that you can throw 16-lb. lead very far, bat evan tint opportunity would not hove presented Itself If mare Imowledgshle heeds had not Informed the architect that be needed only 6- or 8-lb. lead to do the lob.

", inasmuch as the evidence given (Tr. 997) shows that Lead Industries Association was for those "who mine, smelt, refine and manufacture lead and lead products, including lead pigments."

It would appear that vdien leaded gasoline that contains 3 co of lead is used measurable amounts of load are found in the flue gases, but that the greater proportion of this comes, over in the first 30 minutes while the stove is coming to temperature, and we have further found that the lead which passes the filter in the' early minutes of running ia in the form of tetraethyl lead.

, Lead paint poisoning, Dr.

Population, chips' in such apartments are In any case, all the parties still poisonous because the in the controversy agree that lead content from coats of the few hundred cases of older paint usually form'*' lead-poisoned children that sizable, part of such chips.

Population, chips' in such apartments are In any case, all the parties still poisonous because the in the controversy agree that lead content from coats of the few hundred cases of older paint usually form'*' lead-poisoned children that sizable, part of such chips.

LIA16376 LEAD INDUSTRIES ASSOCIATION 4*0 LEUMOTOM OVUNUC M* TOM IT.

Further Investigation of the Extraction of Lead from Glazed Ceramic Surfaces Our report of July 12, 19 6 1, indicated that six of thirty five tested glazes released lead to hot 5 per cent acetic acid to yield concentrations of lead in excess of 1 mg. per liter ( 1 ppm).

n.ich togew&r constitute Oslo Leaded Zinc.

*7e have attempted to ascertain the absorption of lead from other sources but find none. tfe are having air samples done to find the concentration of lead in the atmosphere.

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.

Alex Stewart, Director ci' Research, National Lead Company , 105 York Street, Brooklyn 1, New York.

LIA16376 LEAD INDUSTRIES ASSOCIATION 4*0 LEUMOTOM OVUNUC M* TOM IT.

It is quite possible to define safe occupational' lead exposure.

' On the other hand facilities for the accurate analysis of urine ana blood for lead should be available ana should be employed in connection with all cases of illness in which there is any question of the role of lead absorption.