(by measurement of th& lead content of the expired air and subtracting this amount from the lead content of the air in the chamber).

The lead industry today continues to support research in such areas as lead in the environment, the biological basis for lead intoxication, and the normal metabolism of lead, as part of its overall research program on all aspects of the use of lead.

National Lead Co.

National Lead Co.

National Lead Co.

On the other hand, the man with lead-causeu anemia or lead-induced porphyrinuria is ill.

Basic sulfate white lead, as such and in leaded zinc oxides, is a mixture of monobasic lead sulfate and normal lead sulfate of about the following composition: PbO.

Basic sulfate white lead, as such and in leaded zinc oxides, is a mixture of monobasic lead sulfate and normal lead sulfate of about the following composition: PbO.

Foreign lead exported to the United States (including ores, con centrates, bullion, pig lead, and lead products - lead content only).

u has recently stated, increased surveillance does lead to decreased incidence of lead poisoning.

Whitson has been elected a vice president of National Lead Company.

The respective titles are "Comparative Exchange of Calcium Lead and Radioactive Lead in Dogs" and "Migration of Inorganic Salts in Bone as Measured by Radioactive Lead and by Alizarin."

e: ir.ec lead produced at prlrary Antir-onial lead produced at primary Lead (as metal) urport.ed-:----------------.

Those who excreted abnormal amounts of lead in the urine frequently exhibited ILead compounds (lead vinyl stabilizers) were as follows: basic lead silicate sulfate, 68.0 per cent total lead; dibasic lead phosphite, 90.8 per cent total lead; dibasic lead phthalate, 79.8 per cent total lead; lead chlorosilicate complex, 47.5 per cent lead; and dibasic lead stearate, 55.3 per cent total lead.

International Lead Conference.