Sources oj primary lead.

Of the State total lead in 1949, 92 percent was recovered from zinc-lead ore.

From th.

.

These units also can give erroneous readings when omen concentrations are higher or lower than normal Certain substances such as leaded gasoline, sulfur compounds, and halogens (chlorine, bromine, etc.) can foul the filament, decreasing it sensitivity.

Where do .we expect it to-lead?

ETHYL NEWS INDEX-1960 AUTOMOTIVE Better Cars than Ever (Quality Control)............................................................

AIR I-IYGIEKE FOUNDATION OF AMERICA, Inc.

AIR I-IYGIEKE FOUNDATION OF AMERICA, Inc.

State of New York .

Work at low lead job' where concentration of lead in the air is below the PEL; restrict from further work with lead.

A lead-lined x-ray room, a laboratory, physiotherapy room, a two-bed infirmary for women workers, and.general treatment rooms and offices are provided.

A lead-lined x-ray room, a laboratory, physiotherapy room, a two-bed infirmary for women workers, and.general treatment rooms and offices are provided.

A lead-lined x-ray room, a laboratory, physiotherapy room, a two-bed infirmary for women workers, and.general treatment rooms and offices are provided.

A lead-lined x-ray room, a laboratory, physiotherapy room, a two-bed infirmary for women workers, and.general treatment rooms and offices are provided.