1f Significance of results on urine Physiologic factors Variation in relation to lead absorption ie-ik!

lead.

Only 58.8 tona of Lead-ln-Oll were aold la Jemiery.

That the overwhelmingly major source of lead poisoning in children is from structural lead paints chewed from painted surfaces, picked up or off in the form of flakes, or adhering to bits of plaster and subsequently ingested

Lead Industries Association, Inc. 292 Madison Avenue New York, N.

Y> I O rWBej r r O O o ; <THE RECOGNITION, MEASUREMENT AND CONTROL OF; OCCUPATIONAL LEAD EXPOSURE ^ j v- Recognition of Lead Exposure !

Results of urine porphyrin and blood lead measurement for lead workers in Buildings 42, 2, 16 and 28 for June, 1976 to date, again refused our Industrial Hygienist on 7/6/77.

I trust you will not have the opportunity of seeing any cases of tetraethyl lead poisoning.

Sales in 1938 were - Zinc Oxide, $14,897.25; white Lead, $18,505.25; sales in 1939 were - Zinc Oxide, $36,381.00; white Lead, $23,241.00.

As you are probably aware the use of lead arsenate has fallen off greatly.

Thanking you for referring this; case to ma, 1 remain Yours very truly,: " -; | * ; ; ' 1 ; ' -: i N8118.01 Further data on the case of Mr* Company Pittsburgh, Pa* December 7,1926* Atlantic Defining The analyses of the excreta of obtained from the Cannonsburg General Hospital, Cannonsour^are as follows* Urine* 3720 cc* - 0.41 mgs lead Faeces Dry Weights 13.15 mgs containing 0*25 mgs* lead* This is equivalent to 0*11 mgs lead per liter of urine, and 0*09 mgs* lead per gram of ash in the faeces.

,-f- .-..j' - ' MHE3EAS, the lead IndnstrlegTisBociatidn was invited, rmder date cl* iv?

(Ifheavy, pastewhite-lead Is used, !

in urin and P*P* in erythrocytes is highly specific for the action of lead* unnoe/ot of poisoning .

LEAD INDUSTRIES ASSOCIATION.