,D.C. ~~ Pp7l57 a5cl lY57 2, Lead acetate to rats and mice; lead subacetate and lead phosphate to rats; possibly lead arsenate and lead carbonate (see Ref. 1), 3.

LEAD INDUSTRIES ASSOCIATION 0 EAST 41 MB STREET NEW YORK 17, R Y.

Also lead semi-conductors, lead picteclectrics, lead powder impregnated fabric for sound proofing, lead chemical construction and radiation shielding, and othora have been and are subjects of investigation.

Blood lead levels exceeding 60-80 ug Pb/100 g of blood indicate overexposure to lead, A blood lead limit of 5:0 ug Pb/100 g blood was also continued.

White lead is a basic carbonate of lead.

Joseph Lead Co.

ANACONDA ELECTROLYTIC WHITE LEAD ANACONDA LEAD PRODUCTS CO.

Hemoglobin levels were not correlated with blood lead or EP levels or with lead clearance rate.

Aotlmonlal lead (primary lead content)..short tons..

Joseph Lead Co.

Food lead increased and lead paint exposure changed little.

"Lead - It* Alloy* &.

Certainly less lead was available in the immediate environment of primitive man than m moaern man.

Most human exposure to lead, on the other hand, is to lead oxides or lead fumes which are inhaled.

More than 500 tons of lead wert used in the shield.