"Tie proposed Lend Industries Association hRd its inception in a feeling among producers and consumers of lead that some thing might bo done cooperatively tc codbct the substitution of other netals and products for lead, v/hich has seriously affectod the outlet for the metal; furthermore, that old uses of lead might be increased and now uses found; that better statistical information regarding lead than is now available could be gath ered through an association of producors and consumers; and, lastly, that an organization 3ueh as ve propose to form could do much to decrease the prevalence of occupational diseases due to lead in industry With these objects in mind a tentative drrft of a Constitution and By-Lairs for the propbsed association was drafted, a copy of which is enclosed, and stops were taken, and are being taken, to inquire as to the attitude of produ cers and consumers of load in the United States towards the project.

Assuming that a tube of tooth paste contains about 75 grams of material with a concentration of 200 p.p.m. of lead, and as suming that one uses about 2 grams of the tooth paste per day, the amount of lead taken into the mouth would be O.lf milli grams of lead.

For the Anaconda White Lead In Oil, we propose to use a lithographed cover.

The lead eontent of the blood Is elevated, but not to a dangerous level.

It would appear that when leaded gasoline that contains 3 co of lead is used measurable amounts of lead are found in the flue gases, but that the greater proportion of this oomes over in the first 30 minutes while the stove is coming to temperature, and we have further found that the lead which passes the filter in the early minutes of running is in the form of tetraethyl lead.

Boy White-Lead gives long- NATIONAL LEAD COMPANY lasting protection.

Assuming that a tube of tooth paste contains about 75 grama of material with a concentration of 200 p.p.m. of lead, and as suming that one uses about 2 grams of the tooth paste per day, the amount of lead taken into the mouth would be 0.iq. milli grams of lead, assuming further that a tenth of the quantity might remain on the mucous membranes or be swallowed, the amount available for absorption would be Q.Oij. mg.

Pitcsbursh, National Lead St Oil Co. of Pa., 316 Fourth Ave.

The subject of lead in paints was brought up informally and in discussion periods.

The first has to do with the relationship between the atmospheric lead level and the body burden as reflected by the blood lead level.

This experiment is a continuation of our earlier plan to investigate the effect of the size of the particles, in a dispersion of particulate lead in air, upon the relative rate of the pulmonary absorption of air-borne lead (actually the overall absorption of inhaled lead).

She now makes this solution; of lead acetate up to a known volume.

Joseph Lead Co.

To return to compliance you must: Submit certification of distribution of lead consumer notices for lead monitoring results at each location where a sample was collected.

Joeoph Toad Co, daimia, Metallic Lead Products PiTidoa, Lead Indnatriaa Aiaorlari-- HYGIENE SESSION 10: IS AJL A Medkal Ylew of tbe Leod Problem -William C VOenU.