1 417 BLOOD LEAD CONCENTRATIONS AND GASOLENE LEAD USAGE D, R.

Lead emitted in automobile exhaust causes a pronounced ; lead concentration profile in surfaces near heavily traveled highways. (22) The lead content of precipitation is strongly associated with the use of lead additives in gasoline.

Lead nipple shields. 4.

Lead nipple shields. 4.

Model A B C D B F Affec ting intercept Age, race Age Age, race Age Age, race Age, season Explanatory variables Affecting slope Race Race Race Environmental Air lead Air lead Gas lead Gas lead Air lead, gas lead Gas lead Jt* 0.599 0.610 0.706 0.718 0.708 0.745 Table 2.

LEAD AND REPRODUCTION 551 Symposium on Environmental Health Aspects of Lead.

The bill included a proposal to increase tariffs on lead in im ported concentrates, lead and zinc un wrought and wrought metals, lead and zinc waste and scrap, and manufactures of these metals when exceeding specified lim iting quantities.

Lead has not escaped.

< ' population groups in the sample would lead to lower blood-lead values near V the end of the survey.

Lead By J.

In most of its uses little possibility of lead being released into environment in significant quantities, but several uses subject to criticism recently - lead water pipes, white lead paints, lead in glazes and ceramics, and lead in gasoline.

s 9: RECE1V' DEC 2 9 1882 HASKELL LAB- CLINICAL SIGNS, RADIOLOGY AND TISSUE LEAD DISTRIBUTION OF DOGS ADMINISTERED A MIXTURE OF LEAD CHLORIDE, LEAD BROMIDE AND LEAD SULPHATE ,'aA..H* Ha mir *, N..

Rat chow plus paintchips containing 0,08% lead as lead octoate 3.

However, significant lead contamination is inadvertently introduced into processed foods, primarily from the lead solder used in food cans.

The elevation is thought to lead were measured In the urine ol work ers exposed to organic lead In the form of tetraethyl lead (TEL) and tetramethyl lead (TML).