Johnson 125.00 7-1/24 1*5.6; MACONDA LEAD PRODUCTS COMPANY - OPERATING: *7.

Nevertheless, the individual coapany should constantly guard against using any toxic material, especially lead compounds, in products for finishing children's toys, etc.

Investigation of these problems offers an opportunity for new discoveries and interpretations in the history of medicine, leading eventually to a profounder understanding of the dynamic processes, which govern the relations between medicine and other social activities.

., ammonium % chloride, lead, zinc, etc.

ny Lead Dft. . *# yorj.

Government, leading architects and engineers.

In discussing the latter, particular'mention was made of tellurium lead, for whioh there was claimed, greater tensile ' strength and.more resistance to fatigue and corrosion than was found in other chemical leads.

8/17/90 (A o (A EPA HW a(A (A D004 (oA D005 (A D006 (aA D007 (A D008 o(A D009 CA D010 (oA 0011 (A TCLP Metals Arsenic Barium Cadmium Chromium Lead Mercury Selenium Silver Result HD 0.06 ND HD HD 0.0006 HD HD Blank HD HD HD HD HD HD HD HD Method Detection Limit 0.2 0.02 0.03 0.04 0.1 0.0002 0.2 0.02 (A o (A Total Metals m CA Date Analyzed!

ed to step forward and take the lead on this project".' ?'

r' j~ - sm-rl** i&rM -1939 lead; ";

W e had been working on the problem of tetraethyl lead for some y e a r s a n d we had made some progress toward the understanding of ;this problem.

Waite lerd, red iead, iitnrxge, load chror.i.tos (chrcr.e yellow, chrooc green), or other lead piguents.

Helena, Hajyland Coiland, California Collinsville, Illinois Petals Refining Company laston Lead Company Clidden - Soya Products Civ

Bypaee around turbine lead* *tem to condetuer on e eudden load drop and on lew lead* two right-circular graphite cylinder* with adjoining end facet parallel to each other on the same center line.

Pzniculsrly tetra-ethyl lead.