^S, JUH LEAD INDUSTRIES ASSOCIATION o NEW YORK 17, H.

Investigations of the difference between smokers and non-smokers in the matter of the rate of excretion of lead in the urine and the concentration of lead in the blood have failed to yield convincing evidence.

Fluctuating lead counts. 2.

This requirement is based upon the OSHA lead standard, 29 CFR 1910.1025, which requires HEPA filter respirators for personnel exposed to lead dust or fumes above the PEL (0.05 mg/m3).

It would be impossible to Interpret this result vvLthout knowing the history of the lead exposure of this man and especially the last day on which he worked, assum- Ing his work: involved exposure to lead compounds.

Dorf Bound Brook Willow Island LEAD IN BLOOD Uov 4, 19 Dr.

Harmful quantities of fumes from lead soldering should not be allowed to accumu late Local regulations may require exhaust facilities if much lead soldering is done Even if lead fumes are not present in harm ful quantities, it may be desirable to ex haust the nuisance fumes and smoke Air samples should be taken to verify that the amount of lead in the air is not harmful Lead solder particles should not be al lowed to accumulate on the floor and on work tables If the operation is such that the solder or flux may spatter, employees should wear face shields or do the work under a transparent shield Air power tools Air hose An air hose presents the same tripping or stumbling hazard as do cords on electric tools.

Kinsell*s memorandum of September 8th to you he requested that the high lead content colors in our Ultra Hide Eggshell and Alkyd Flat lines be reformulated as rapidly as possible to reduce the lead content to less than 1%.

National Lead if Oil Co. ofPa., jtd Fourth Ave.

Nespelem Agency is currently scheduled to take 5 samples every 3 years at approved lead and copper tap sampling sites.

There are quite a few publications on the toxicology of lead compounds, 1 00530 Harry V.

It seems quite probable that lead in the form of du3t will not occur to any extent in the vicinity of your melting pot.

s well tolerated by very sick men, and that there was some excretory resaonso {utcrease'- in urinary lead concentration) to its administration.

* Subsequently N l r ^ H H P H E died and his widow filed another claim, alleging that his death was the result of lead poisoning.

^ hare a request free National Lead of Perth Amboy, lew Jersey to furnish this plant with 5,000 lead Warning Labels, am you please arrange to ship and bill National Lead la eeeordance with the abore?